MTHFR, nutrigenomics & DNA testing for fertility
Mar 16, 2025
Today’s episode explores the complex world of genetic testing, with a specific focus on fertility and health. Jaclyn Downs, a functional genomics analyst, provides in-depth insights into how genetic variations, particularly MTHFR, can impact overall health and fertility. She emphasizes the importance of comprehensive genetic interpretation, debunking common myths and explaining how genetic testing can provide personalized insights into an individual's health potential. Our discussion covers topics ranging from detoxification and cellular health to nutrition and supplement choices, offering you a holistic understanding of how genetics intersect with fertility and wellness.
Episode Highlights:
- Jaclyn’s journey from birth work and midwifery to genetic research, specifically focusing on MTHFR and genetic pathways.
- The misconceptions about MTHFR, clarifying that it's a genetic variant affecting nearly 50% of the population, not a rare mutation.
- How genetic variants impact health and are not simply "on or off".
- The basics of genetic testing, including how it works, the process of collecting and analyzing genetic data, and the importance of comprehensive genetic interpretation.
- Detoxification pathways, oxidative stress, and how genetics influence cellular health
- Practical ways to support detoxification through diet, water, and air quality.
- Insight into folic acid, methylfolate, and B12 supplementation, explaining the importance of understanding genetic variations when choosing supplements.
- The benefits of genetic testing before fertility treatments.
Guest Bio:
Jaclyn Downs, MS, CHC, CD, is the author of the academically published book Enhancing Fertility Through Functional Medicine: Using Nutrigenomics to Solve ‘Unexplained’ Infertility (Routledge/Taylor & Francis, 2023). Jaclyn is a Functional Genomics Analyst that helps clients and practitioners move past puzzling roadblocks and individualize protocols through the use of genomic interpretation, functional lab testing, and a meticulous intake consultation.
Related Links:
- Sign up for Private Fertility Coaching with Nora here
- Website: jaclyndowns.com
- Click here to check out Genetic Testing packages with Jaclyn
- Instagram: @functionalgenomics
- Book: Enhancing Fertility Through Functional Medicine
- Free Cheat Sheet: How genetic testing solves unexplained infertility
Grab Your FREE Resources:
- Just starting your TTC journey? Download my Eat To Get Pregnant Guide
- Having trouble getting and staying pregnant? Download my Top 3 Things To Do When You’re Not Getting Pregnant
- Wondering what supplements to take to help you conceive? Download my Fertility Foundations Supplement Guide
Please Note: The contents of this podcast are for educational and informational purposes only. The information is not to be interpreted as, or mistaken for, clinical advice. Please consult a medical professional or healthcare provider for medical advice, diagnoses, or treatment.
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