St. John's Wort, Echinacea Study On Fertilization, Sperm DNA Flawed - CRN
This article was originally published in The Tan Sheet
Executive Summary
A published study finding that concentrations of St. John's wort and echinacea inhibit fertilization and damage sperm DNA was based upon flawed methodology and speculative conclusions, the Council for Responsible Nutrition says in a letter in the August issue of Fertility & Sterility.