Fertility Optimization
Research, products, and tools referenced in this module.12 resources available.
4 printable PDFs
Evidence-based supplements with doses, timing, and trusted brands
Bring this to your doctor — know what to test and what results mean
Track BBT, cervical mucus, LH, and timing across your cycle
Replace the worst endocrine disruptors with safer alternatives
Levine et al. (2017) - Meta-analysis showing 52% decline in sperm concentration in Western men from 1973-2011
Chavarro et al. (2007) - Nurses' Health Study II showing 66% lower risk of ovulatory infertility with fertility diet
Wilcox et al. (1995) - NEJM study establishing the fertile window and day-specific conception probabilities
Bigelow et al. (2004) - Study showing mucus quality is better predictor of conception than timing alone
Salas-Huetos et al. (2018) - Meta-analysis of nutrients and supplements on sperm quality
Legro et al. (2015) - RCT showing 6% weight loss improves ovulation in PCOS
Committee Opinion on female age-related fertility decline and when to seek help
Moolhuijsen & Visser (2020) - Comprehensive review on AMH testing and interpretation
Resources are curated to support your learning. Research links go directly to published studies. We recommend these products and services because we believe in their quality - we do not receive commissions or affiliate payments for any recommendations.