DIM (Diindolylmethane)
DIM is a metabolite of indole-3-carbinol (I3C), found in cruciferous vegetables.
DIM is a metabolite of indole-3-carbinol (I3C), found in cruciferous vegetables. It modulates estrogen metabolism by shifting the balance of estrogen metabolites: promoting the production of 2-hydroxyestrone (the "good" estrogen metabolite) and reducing 16α-hydroxyestrone (the proliferative metabolite associated with estrogen dominance symptoms). DIM also supports Phase II liver detoxification of estrogen.
The cornerstone ingredient for estrogen dominance management. Rather than blocking estrogen production (which can cause deficiency symptoms), DIM shifts estrogen metabolism toward safer pathways. This is the functional medicine approach to estrogen balance — optimize metabolism, not suppress production.
Multiple clinical studies confirm DIM's ability to shift estrogen metabolite ratios. Research also shows anti-proliferative effects in hormone-sensitive tissues. A 2011 study showed significant improvement in estrogen metabolite ratios in women with cervical dysplasia. Widely used in integrative oncology.
100–200mg daily with food (fat-soluble). Some individuals experience detox symptoms (headache, increased symptoms) in the first 1–2 weeks as estrogen metabolism shifts — this is normal and typically resolves. Best combined with calcium D-glucarate for comprehensive estrogen clearance.
"DIM is one of the most important tools I have for estrogen dominance. It doesn't lower estrogen — it cleans up how estrogen is processed. That's a critical distinction."
— Dr. Eldred Taylor, M.D., OB/GYN & Hormone Expert
* These statements have not been evaluated by the Food and Drug Administration. This content is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.
Quick Facts
- Category
- Phytonutrient
- Found In
- Taylor MD Formulations
- Reviewed By
- Dr. Eldred Taylor, M.D.