Korean Authorities Warn Hair Supplements Like Brewer’s Yeast and Biotin Have No Proven Benefits

SEOUL, April 2 (Korea Bizwire) —  Supplements marketed as promoting hair growth and preventing hair loss—particularly those containing brewer’s yeast and biotin—have no scientific basis for their claims, according to a new investigation by South Korea’s consumer watchdog. The Korea Consumer Agency (KCA) announced on Tuesday that it reviewed 30 hair health products sold online and [...]