Can You Take Black Cohosh and Flaxseed Oil Together?

Dose or timing may matter

The short answer

Both Black Cohosh and Flaxseed lignans have estrogenic activity. Combined use may produce additive effects on estrogen pathways.

How to arrange timing

Consider using one phytoestrogenic supplement at a time.

Reference

Reference noted for this combination: Menopause, 2011; 18(2): 185-197

Important context

Whether supplements suit you together also depends on dose, product formulation, health conditions, and medication use. Ask a doctor or pharmacist first if you take medication, are pregnant or breastfeeding, or have a chronic condition.