Myo-Inositol & D-Chiro-Inositol (40:1)
Women's health & metabolismFunction & benefits
A vitamin-like compound that acts as a second messenger for insulin and follicle-stimulating hormone (FSH) signals inside cells; it helps support insulin sensitivity, and meta-analyses in women with polycystic ovary syndrome suggest it supports regular ovulation and hormonal balance.
Dosage & how to use
| Recommended dose | 2–4 g daily (powder dissolved in water) |
| Best time to take | Morning and evening, with or between meals |
| Frequency | Split into two doses |
Best forms to choose
The formula matching the natural plasma ratio (40:1 myo-inositol to D-chiro-inositol), often with folic acid (400 µg).
Important warnings
Large starting doses (above 6 g) may cause digestive upset or mild diarrhoea
Use during pregnancy only under medical supervision
Drug interactions
Safe with most medicines; it may strengthen metformin and other glucose-lowering drugs.
Related supplements
- Daily MultivitaminsGeneral health & immunity
- Omega-3 Fish OilGeneral & heart health
- Vitamin D3 (Cholecalciferol)General health & bones
- Magnesium (Glycinate/Citrate)General health & nerves
Scientific references
- Unfer V et al. Endocr Connect 2017 (meta-analysis) — PMID: 29042448
Content last updated: 17 October 2026 · Based on published sources and research (EFSA / NIH / PubMed)
⚖️ Medical disclaimer: The information and data provided here are for health education and nutritional guidance only. They are not a medical diagnosis and never replace a direct consultation with your doctor or pharmacist. Always consult your doctor before starting any supplement, especially during pregnancy or breastfeeding or when taking long-term medication.