Preparing Your Body for Pregnancy: A Functional Medicine Guide to Preconception Health

How nutrition, methylation, mitochondrial health, environmental detoxification, hormones, and emotional well-being help prepare the body for conception

By Dr. Margaret Christensen, MD

Preparing the Soil Before Planting the Seed

One of the most important gifts we can give our children begins before they are conceived.

Throughout my decades of practice as an obstetrician-gynecologist and functional medicine physician, I have encouraged women to think about pregnancy preparation much as a gardener thinks about preparing the soil before planting.

A healthy garden requires nourishing soil, clean water, adequate nutrients, sunlight, and an environment that supports growth.

Our bodies are no different.

Pregnancy and childbirth are remarkable physiological processes. Yet the health of the developing baby is influenced by the biological environment established before conception.

Nutritional status, hormone regulation, mitochondrial function, environmental exposures, emotional well-being, and the health of both parents may all play important roles.

In my functional medicine approach, I encourage women to begin preparing approximately three to six months before trying to conceive.

Some women with more complex health or environmental concerns may benefit from beginning even earlier.

This period provides an opportunity to address nutritional deficiencies, investigate meaningful environmental exposures, review medications and supplements, and establish habits that support reproductive health.

Preparation is not about achieving perfection or creating fear around pregnancy.

It is about giving the body the resources it needs for one of life's most extraordinary biological events.

1. Why the Three to Six Months Before Conception Matter

Most women begin making major health changes after discovering they are pregnant.

But important developmental processes begin before pregnancy is recognized.

The neural tube, which develops into the baby's brain and spinal cord, closes during approximately the first four weeks following conception.

By the time a woman receives a positive pregnancy test, essential developmental events may already be underway.

This makes preconception nutritional preparation particularly important.

The Developing Egg

Human egg development is a complex process that begins long before ovulation.

During the months preceding ovulation, the developing follicle undergoes important metabolic and hormonal changes.

The egg depends heavily on its surrounding cellular environment for nutrients, energy, and biochemical support.

Factors such as nutritional status, metabolic health, oxidative stress, and certain environmental exposures may influence reproductive physiology during this period.

I encourage women to use this window to support the healthiest cellular environment possible.

Don't Forget the Father's Contribution

Sperm development also takes approximately two to three months.

During this period, sperm production can be influenced by smoking, alcohol, certain medications, excessive heat, nutritional deficiencies, and environmental exposures.

Although a woman carries the pregnancy, both parents contribute to the biological foundations of conception.

Ideally, both partners should participate in preconception planning.

A Practical Preparation Timeline

My preferred approach is to begin three to six months before conception.

This allows time for:

• Evaluating medical and reproductive health.
• Optimizing nutrient intake and supplementation.
• Investigating suspected environmental toxicant exposures.
• Completing any medically appropriate detoxification interventions before conception.
• Improving sleep and stress regulation.
• Reviewing hormonal and metabolic health.
• Establishing appropriate physical activity.
• Preparing emotionally and practically for pregnancy.

The timing should be individualized. Women with age-related fertility concerns or known reproductive disorders should not delay appropriate fertility evaluation simply to complete a generalized preparation program.

2. Functional Nutrition: Building the Foundation for a Healthy Pregnancy

Nutrition is one of the most powerful modifiable influences on reproductive health.

Every developing cell requires amino acids, fatty acids, vitamins, minerals, and energy.

These nutrients participate in DNA synthesis, cell division, enzyme activity, hormone production, and tissue formation.

In functional medicine, we consider not only whether someone is consuming enough calories, but whether their diet provides the biochemical building blocks needed for normal physiology.

Prioritize Nutrient-Dense Foods

I encourage a whole-food eating pattern centered on:

• High-quality protein from appropriately prepared eggs, poultry, fish, meats, legumes, and other sources.
• Colorful vegetables, particularly leafy greens and cruciferous vegetables.
• Berries and other nutrient-rich fruits.
• Healthy fats from olive oil, avocados, nuts, seeds, and low-mercury fatty fish.
• Adequate fiber and other foods that support gastrointestinal health.
• Sufficient water and appropriate hydration.

I also encourage reducing frequent consumption of highly refined foods and added sugars.

The goal is adequate, balanced nourishment—not an increasingly restrictive diet.

Protein and Amino Acids

Protein supplies amino acids required for the synthesis of enzymes, structural proteins, transport molecules, and other cellular components.

Amino acids also support glutathione production, methylation-related pathways, and numerous metabolic functions.

Adequate protein intake is particularly important for women who have been following restrictive dietary patterns or who have difficulty maintaining sufficient nutrition.

Healthy Dietary Fats

Fatty acids are essential components of cell membranes and participate in signaling pathways.

I place particular emphasis on omega-3 fatty acids, especially DHA.

DHA contributes to fetal brain and retinal development and supports the structure of neuronal membranes.

Women who consume little fish may wish to discuss appropriate DHA supplementation with their healthcare professionals.

3. Folate, Methylation, and MTHFR: Why the Form of Folate Matters

Folate is among the most important nutrients to consider before conception.

Its biochemical functions include DNA synthesis, cell division, nucleotide production, and one-carbon metabolism.

During early pregnancy, these processes are especially important because cells are multiplying rapidly.

Understanding Methylation

Methylation involves transferring a methyl group from one molecule to another.

These reactions support numerous physiological processes, including:

• DNA methylation and gene regulation.
• Methionine and homocysteine metabolism.
• Certain neurotransmitter-related pathways.
• Phospholipid metabolism.
• Normal cell division and development.

Several B vitamins, including folate, B12, B6, and riboflavin, participate in interconnected aspects of one-carbon metabolism.

Folic Acid vs. 5-MTHF

Synthetic folic acid and 5-methyltetrahydrofolate are not chemically identical.

Folic acid must undergo enzymatic reduction before it enters the active folate pool.

5-MTHF is an already-reduced form of folate used directly in the methionine synthase reaction, which depends on vitamin B12.

In my functional medicine approach, I prefer to consider bioactive folate forms, particularly 5-MTHF, as part of preconception nutritional planning.

One reason is that 5-MTHF bypasses certain enzymatic processing steps required by folic acid.

It can support folate status, and its biochemical properties may be relevant when evaluating individual metabolic differences.

The MTHFR Connection

MTHFR is an enzyme involved in producing 5-MTHF.

Common genetic variants, including C677T and A1298C, can influence enzyme activity.

The extent of the effect depends on the particular variant, genetic combination, nutritional status, and other factors.

In my clinical experience, it is useful to examine the broader methylation picture rather than focusing on one gene in isolation.

This includes considering folate intake, B12 status, homocysteine when indicated, dietary adequacy, and relevant clinical findings.

Why I Favor an Individualized Approach

My preference for bioactive folate reflects the biochemical reasoning used in functional nutrition and my experience evaluating patients.

5-MTHF has demonstrated an ability to improve folate biomarkers in human studies.

One important distinction remains for preconception counseling: direct evidence demonstrating prevention of neural tube defects is strongest for folic acid, and superior prevention by 5-MTHF has not been established.

This does not negate the metabolic rationale for considering 5-MTHF. It means that biochemical effectiveness and demonstrated clinical outcomes are different questions.

Patients should ensure adequate folate intake and review supplement selection with their obstetric clinician. Common MTHFR variants alone are not a reason to disregard established folic acid recommendations.

4. Other Essential Nutrients for Preconception Health

Folate is only one part of the nutritional foundation.

Several other nutrients deserve attention.

Vitamin B12

Vitamin B12 participates in methylation reactions, neurological function, and red blood cell production.

Its interaction with folate makes adequate B12 particularly important when evaluating one-carbon metabolism.

Women following vegan diets or living with certain gastrointestinal conditions may be at greater risk for inadequate B12 intake or absorption.

Vitamin B6

Vitamin B6 participates in amino acid metabolism and numerous enzymatic pathways.

Its active coenzyme form, pyridoxal-5-phosphate, is involved in transsulfuration reactions connected to homocysteine and cysteine metabolism.

Because excessive supplemental B6 can cause neurological toxicity, more is not necessarily better.

Choline

Choline supports phospholipid synthesis, methyl-group metabolism, and fetal neurological development.

Eggs are a particularly valuable dietary source.

Iron

Iron supports hemoglobin production and oxygen transport.

Women with heavy menstrual bleeding, restricted diets, or a history of anemia may benefit from assessment before pregnancy.

Iodine

Iodine is essential for thyroid hormone synthesis.

Thyroid hormones contribute to maternal metabolic function and fetal neurological development.

Magnesium and Zinc

These minerals participate in numerous enzyme reactions.

Adequate intake supports normal metabolism, cell function, and tissue maintenance.

DHA and EPA

Omega-3 fatty acids contribute to cell membrane function and inflammatory signaling.

DHA is particularly important during neurological and retinal development.

Choosing a Prenatal Supplement

My clinical preference is to evaluate nutrient forms, doses, tolerability, and the individual's needs rather than selecting a product based solely on its marketing claims.

A higher-priced supplement is not automatically better, and excessive doses of some nutrients may be harmful.

Preconception supplementation should support adequate nutrition without introducing unnecessary risks.

5. Hormonal Balance Before Conception

Reproductive hormones operate through carefully regulated feedback systems.

The hypothalamus, pituitary gland, ovaries, thyroid, and adrenal glands all participate in processes that can influence reproductive function.

The Hypothalamic-Pituitary-Ovarian Axis

The hypothalamus produces gonadotropin-releasing hormone.

This signals the pituitary gland to release luteinizing hormone and follicle-stimulating hormone.

These hormones regulate follicular development, ovulation, and ovarian hormone production.

Estrogen and progesterone then participate in preparing the reproductive system for possible pregnancy.

Stress and Reproductive Hormones

Severe physiological stress, significant energy deficiency, excessive exercise, and certain illnesses can disrupt reproductive signaling.

Some individuals may experience irregular or absent menstrual cycles.

I have long emphasized the importance of considering emotional experiences, physical stressors, sleep, and nutrition when evaluating reproductive health.

These factors interact with endocrine physiology.

However, stress is not the cause of every fertility problem, and women should never be blamed for difficulty conceiving.

Thyroid Function

Thyroid hormones influence metabolism and reproductive physiology.

Untreated thyroid disorders may affect menstruation, fertility, and pregnancy outcomes.

Women with known thyroid conditions should review their treatment and monitoring needs before conception.

6. Mitochondrial Health and Egg Development

Mitochondria produce much of the ATP used to power cellular activities.

Oocytes have substantial energy requirements.

ATP supports processes involved in maturation, chromosome organization, fertilization, and early embryonic development.

Why Oxidative Stress Matters

Reactive oxygen species are normal products of metabolism.

At controlled levels, they participate in cellular signaling.

Excessive oxidative stress, however, can damage proteins, membrane lipids, and nucleic acids.

The body relies on multiple antioxidant systems to maintain redox balance.

These include glutathione, superoxide dismutase, catalase, thioredoxin-related pathways, and other protective mechanisms.

Supporting Mitochondrial Function

In my functional medicine approach, mitochondrial support begins with fundamentals:

• Adequate nutritional intake.
• Appropriate protein and micronutrients.
• Healthy sleep patterns.
• Management of relevant metabolic conditions.
• Avoidance of tobacco and excessive alcohol.
• Appropriate physical activity.
• Reduction of significant environmental exposures.

No supplement combination has been established as a universal method of optimizing mitochondrial function in human oocytes.

The most useful approach remains individualized and grounded in a person's overall health.

7. The Microbiome and Reproductive Health

Microorganisms living in the gastrointestinal and reproductive tracts interact with local tissues and immune processes.

The vaginal microbiome is particularly interesting because Lactobacillus species often help maintain an acidic environment.

Lactobacillus and Vaginal Health

Certain Lactobacillus species produce lactic acid and other substances that contribute to the vaginal environment.

A Lactobacillus-dominant microbiome is common in many healthy reproductive-age women.

The Gut-Vaginal Connection

Researchers continue investigating connections among the gut microbiome, immune regulation, hormones, and reproductive tract microbial communities.

These relationships are complex.

Margaret's Interest in Probiotics

My clinical approach considers microbiome health as one part of whole-person reproductive preparation.

I have used nutritional and microbial-support strategies when individual circumstances suggest they may be useful.

However, probiotic effects are strain-specific and cannot be generalized across all products.

Group B Streptococcus

Group B Streptococcus may colonize the reproductive or gastrointestinal tract without causing symptoms in the mother.

Under certain circumstances, it can cause serious newborn infection.

Although microbiome research may eventually clarify additional preventive approaches, probiotics have not been established as a replacement for recommended GBS screening and antibiotic prophylaxis.

Women should continue appropriate obstetric care regardless of probiotic use.

8. Environmental Exposures and Preconception Health

An important component of my functional medicine philosophy is identifying environmental exposures that may contribute to physiological stress.

We encounter chemicals through food, water, air, household products, workplaces, and other sources.

Not all exposures are harmful at ordinary levels, and the risks depend on the actual compound and dose.

Nevertheless, preconception planning provides a useful opportunity to reduce unnecessary exposure to known hazards.

Endocrine-Active Chemicals

Researchers have examined compounds such as bisphenols, phthalates, and certain PFAS in relation to reproductive and metabolic health.

These chemicals differ in their persistence, biological behavior, and health effects.

Practical exposure-reduction measures may include selecting suitable food-storage containers and limiting unnecessary exposure to particular products.

Heavy Metals

Lead and mercury are especially important environmental concerns during reproductive planning.

Lead can accumulate in bone and may become mobilized during physiological changes.

Methylmercury exposure can occur through consumption of certain fish.

Women should follow current guidance on choosing lower-mercury seafood.

Pesticides and Solvents

Occupational or household exposure to certain pesticides and solvents may warrant assessment.

Appropriate protective practices and avoidance of unnecessary exposures are important.

Indoor Environmental Quality

Water damage, smoke, poorly ventilated combustion sources, and other building conditions may affect indoor air quality.

Addressing known environmental hazards before pregnancy is preferable to allowing them to continue unnecessarily.

The objective is a healthier environment—not the impossible goal of eliminating every trace of environmental chemicals.

9. My Three-to-Six-Month Preconception Detoxification Strategy

One of the areas I emphasize in preconception counseling is the importance of addressing environmental toxicant concerns before conception, rather than waiting until pregnancy has begun.

In my clinical approach, I prefer a preparation period of approximately three to six months.

For women with significant documented exposures or complex medical problems, planning may need to begin earlier.

Why Timing Matters

Different environmental compounds follow different patterns of absorption, tissue distribution, metabolism, and elimination.

Some substances are eliminated relatively quickly.

Others persist in particular tissues for extended periods.

Certain persistent organic pollutants can accumulate in lipid-rich compartments.

Lead can remain stored in bone for years.

These characteristics make toxicokinetics an important consideration when evaluating known environmental exposures.

Mobilization and Redistribution

My clinical concerns include the possibility that certain interventions or major physiological changes could alter the distribution of some stored contaminants.

Rapid weight loss and changes in body fat, for example, can affect circulating concentrations of certain persistent pollutants.

This does not mean that every sauna session, dietary change, or supplement automatically releases dangerous levels of toxicants.

The effects are compound-specific, and many proposed detoxification protocols have not been adequately studied in relation to preconception outcomes.

Why I Prefer to Complete Detoxification Work Before Conception

My preferred clinical strategy is to identify meaningful exposures and complete any medically appropriate detoxification interventions before a woman begins trying to conceive.

A three-to-six-month preparation window provides time for evaluation, treatment when indicated, nutritional support, and reassessment.

For example, a woman with a documented significant heavy-metal exposure may require a specific medical plan before pregnancy.

That plan should be directed by a qualified clinician familiar with reproductive toxicology.

What Should Be Avoided During Pregnancy?

I strongly discourage undertaking aggressive or inadequately studied detoxification programs during pregnancy or when conception may already have occurred.

Examples include:

• Unsupervised heavy-metal chelation.
• Prolonged fasting or severe calorie restriction.
• Extreme heat exposure causing dehydration or overheating.
• Unregulated detoxification supplements.
• Strong herbal cleanses with uncertain reproductive safety.
• Purging or colon-cleansing procedures.

These interventions may create risks without demonstrated benefits.

A More Thoughtful Preparation Approach

During the three-to-six-month planning period, I encourage women to:

1. Review relevant environmental and occupational exposure histories.
2. Address identified sources of ongoing harmful exposure.
3. Obtain appropriate testing when there is a recognized medical indication.
4. Complete any necessary medical treatment before conception when feasible.
5. Support nutritional adequacy and hydration.
6. Avoid unnecessary supplements and extreme cleansing regimens.
7. Review reproductive readiness with their healthcare professionals.

The three-to-six-month interval is my preferred planning framework, not a universally validated waiting period after every exposure or intervention.

Some substances persist far longer, while others are eliminated more rapidly.

The appropriate medical timing depends on the actual exposure, treatment, age, and fertility circumstances.

The central principle is to address significant toxicant concerns before pregnancy and avoid introducing unnecessary physiological stress during conception and early fetal development.

10. Emotional and Spiritual Preparation

Pregnancy is not merely a laboratory event.

It involves relationships, expectations, identity, and significant life changes.

For many women, the prospect of becoming pregnant brings joy and excitement.

It may also raise concerns about health, childbirth, parenting, or previous reproductive experiences.

In my obstetric work, I observed how emotional safety and supportive relationships could influence women's experiences.

Recognizing Fear Without Blame

Some women enter pregnancy following miscarriage, traumatic birth experiences, difficult relationships, or other significant events.

These experiences deserve attention.

However, unresolved fear does not automatically cause infertility or pregnancy complications.

Women should not be told they must eliminate anxiety or resolve every emotional issue before they can conceive.

Mind-Body Practices

I have long been interested in practices that help people feel more centered and connected.

These include breathing exercises, guided imagery, meditation, prayer, and meaningful personal rituals.

For some women, such practices provide a sense of calm and preparation.

Others may prefer counseling, practical planning, or supportive conversations.

Building Your Village

Pregnancy and parenting are easier to navigate when people have dependable support.

This may include a partner, family, friends, midwives, physicians, doulas, counselors, or community groups.

Preparation can involve thinking about who will support you physically and emotionally during pregnancy, birth, and postpartum recovery.

11. Physical Preparation and Movement

Appropriate physical activity can support cardiovascular health, muscular strength, metabolic function, and psychological well-being.

Walking, swimming, strength training, and other forms of movement may be beneficial before pregnancy.

Pelvic Health

Some women benefit from learning about pelvic floor function before pregnancy.

This may include assessment of pelvic pain, urinary symptoms, or muscular dysfunction.

An appropriately trained pelvic health professional can provide individualized guidance when needed.

Avoiding Overtraining

Excessive training combined with inadequate nutritional intake can interfere with menstrual function.

Energy availability is especially important for reproductive health.

The goal is to build resilience and physical capacity without creating unnecessary physiological stress.

Sleep and Restoration

Restorative sleep supports numerous metabolic and hormonal processes.

Persistent insomnia, sleep apnea, or other sleep disorders deserve attention before pregnancy.

12. Your Partner's Preconception Health

Preparing for pregnancy is a shared responsibility.

A partner's health may influence sperm production and fertility.

Sperm Development

Sperm are produced over a period of approximately two to three months.

Certain factors can influence their development and function.

These include smoking, some medications, excessive heat, metabolic conditions, and particular environmental exposures.

Practical Priorities

Partners may benefit from:

• Avoiding tobacco and recreational drugs.
• Reviewing medications with a healthcare professional.
• Limiting or avoiding alcohol as appropriate.
• Maintaining adequate nutrition.
• Addressing known fertility concerns.
• Avoiding unnecessary excessive heat exposure.
• Seeking medical evaluation when indicated.

Emotional Preparation

A supportive partnership also involves communication.

Discuss expectations about pregnancy, childbirth, finances, parenting roles, and family support.

These conversations can be as valuable as establishing new lifestyle habits.

13. A Three-to-Six-Month Preparation Timeline

Six to Four Months Before Conception

Focus: Evaluate, investigate, and prepare.

Schedule a preconception consultation and review relevant health concerns.

Discuss medications, supplements, menstrual history, previous pregnancies, and fertility considerations.

If significant environmental exposures are suspected, arrange appropriate assessment.

Develop a medically supervised plan for any necessary treatment.

Review nutritional status and begin establishing sustainable routines.

Three to Two Months Before Conception

Focus: Nourish and stabilize.

Review prenatal nutrition, including folate and other essential nutrients.

Support adequate protein intake and balanced dietary patterns.

Continue appropriate medical follow-up.

Work toward consistent sleep and suitable physical activity.

Address ongoing environmental concerns.

Any indicated medical interventions involving toxic exposures should be assessed for their implications for conception timing.

One Month Before Conception

Focus: Review readiness.

Confirm that medications and supplements are appropriate.

Discuss whether any necessary medical treatment requires a waiting interval.

Review fertility timing and follow-up plans.

Avoid beginning aggressive detoxification programs or other major unsupervised interventions.

Once Pregnancy Is Confirmed

Contact your prenatal healthcare professional.

Review every medication, supplement, and herbal product.

Continue appropriate prenatal nutrition and recommended medical care.

Do not independently discontinue essential prescribed medications.

Avoid experimental detoxification practices during pregnancy.

14. Ten Questions to Ask Before Trying to Conceive

1. Are my existing medical conditions appropriately managed for pregnancy?
2. What prenatal nutrients should I take, and in what forms?
3. Is my current folate and B12 intake adequate?
4. Are any medications or supplements inappropriate for pregnancy?
5. Does my history warrant thyroid, iron, or other nutritional evaluation?
6. Are there environmental exposures that need investigation?
7. Is any medically indicated detoxification or toxicant treatment needed before conception?
8. Should my partner undergo medical or fertility evaluation?
9. What lifestyle changes would offer the greatest benefit for my circumstances?
10. When should we seek fertility assistance if conception does not occur?

Frequently Asked Questions

Why does Dr. Christensen recommend preparing three to six months before conception?

I use this period as a practical opportunity to improve nutritional status, review reproductive health, investigate significant environmental exposures, and complete any necessary medical interventions before pregnancy.

It also allows both partners to establish sustainable routines.

The timeline is individualized and should not automatically delay fertility care.

Why does Dr. Christensen emphasize methylated folate?

5-MTHF is an active reduced folate involved in one-carbon metabolism.

It bypasses certain enzymatic steps required by synthetic folic acid.

I consider these biochemical characteristics relevant to individualized functional nutrition and methylation assessment.

However, folic acid remains the form with established direct evidence for preventing neural tube defects, and common MTHFR variants do not establish that it cannot be used effectively.

Should every woman have MTHFR genetic testing?

Not necessarily.

Common variants are widespread and do not automatically establish a need for special treatment.

Testing decisions should be based on the individual clinical question.

Is detoxification necessary before pregnancy?

Not every woman needs a detoxification program.

My emphasis is on identifying meaningful environmental exposures and addressing documented problems before conception.

If medical treatment for a toxic exposure is needed, its timing should be individualized.

Can I safely use detoxification supplements while trying to conceive?

Many commercial detoxification products have not been adequately studied for reproductive safety.

Avoid aggressive or experimental protocols when conception is possible, and review supplements with a qualified clinician.

Can probiotics prevent Group B Strep?

Current evidence does not establish probiotics as a replacement for recommended GBS screening and prevention.

Microbiome health remains an area of research interest.

Does stress prevent pregnancy?

Severe physiological stress can affect reproductive signaling in some individuals.

But fertility problems have many possible causes.

Women should never be blamed for infertility because they are anxious or have experienced trauma.

Should my partner also prepare several months in advance?

Yes. A partner's general health and certain exposures can influence sperm quality.

Several months provides time to address modifiable risks and obtain appropriate evaluation.

Do I need an expensive prenatal supplement?

Not necessarily.

The appropriate supplement should provide needed nutrients in suitable doses and forms.

Cost does not reliably establish quality or clinical effectiveness.

Final Thoughts: Preparing for Pregnancy Is an Investment in Your Family's Future

Preconception care is an opportunity to look at health from a broader perspective.

It involves more than fertility timing or taking a prenatal vitamin.

Nutrition, hormone regulation, metabolic health, environmental exposures, emotional well-being, and the health of both partners may all influence reproductive preparation.

Throughout my career, I came to believe that women deserve thoughtful, individualized care that respects both their physiology and their personal circumstances.

My approach emphasizes three to six months of preparation when practical, with attention to bioactive nutrients, methylation pathways, environmental health, and the physical and emotional foundations of pregnancy.

The objective is not perfection.

It is informed preparation.

Just as a gardener nourishes the soil before planting, we can take steps to provide a supportive biological environment before a new life begins.

A healthy pregnancy starts with knowledge, preparation, and compassionate care—long before the first positive pregnancy test.

Continue Exploring

Birth Centers vs. Hospitals: How to Choose the Right Birth Setting for You

Explore the differences among birth environments, midwifery care, medical resources, and informed maternity decisions.

Read the Birth Setting Guide →

The Cascade of Interventions During Labor

Understand how common medical interventions may influence labor and why individualized decision-making matters.

Read the Intervention Cascade Article →

The Functional Medicine Matrix

Learn how nutrition, movement, sleep, stress, relationships, and other factors interact within Margaret's whole-person approach.

Explore the Functional Medicine Matrix →

The Fourth Trimester

A functional medicine guide to postpartum recovery.

Read the Fourth Trimester Guide →

About the Author

Dr. Margaret Christensen, MD, is a board-certified obstetrician-gynecologist and functional medicine physician whose clinical and educational work emphasizes women's health, reproductive well-being, environmental influences, and whole-person care.

She coauthored Birthing a Better Way: 12 Secrets for Natural Childbirth with Kalena Cook.

Educational Disclaimer

This article describes Dr. Christensen's functional medicine perspective on preconception preparation.

Some recommendations, including her preferred three-to-six-month environmental preparation period and consideration of bioactive folate, represent clinical approaches informed by biochemical reasoning and professional experience rather than universally established obstetric requirements.

Readers should obtain individualized medical guidance before beginning supplements, detoxification interventions, fertility treatments, or medication changes.

Primary Sources

• Cook K, Christensen M. Birthing a Better Way: 12 Secrets for Natural Childbirth. University of North Texas Press, 2010.
• Christensen M. Modifiable Lifestyle Factors. Chapter 40, in Integrative and Functional Medical Nutrition Therapy.
• Centers for Disease Control and Prevention. MTHFR Gene Variant and Folic Acid Facts.
• American College of Obstetricians and Gynecologists. Prepregnancy Counseling.