Saw palmetto toxicology testing
This article was originally published in The Tan Sheet
Executive Summary
National Toxicology Program initiating toxicology tests for saw palmetto, goldenseal and comfrey; NTP nominated the ingredients for evaluation in January ("The Tan Sheet" Jan. 12, p. 13). NTP staff scientists are developing protocols and determining the relevant markers for study. A review committee recently approved a testing protocol for goldenseal and its berberine constituent, and a committee is scheduled to examine the testing protocol for saw palmetto and its beta-sitosterol constituent in July and comfrey in August or September...