FDA Closes Potential Food Additive Option In Warnings To Supplement Firms

Six warnings to firms marketing products containing DMHA mark a change in the agency's supplement market oversight with explanation that non-dietary ingredients that have not been approved for use in food are deemed unsafe and are not allowed for use in supplements under an exemption for food additives Other three firms FDA warned were advised the ingredient phenibut found in their products also isn't eligible for use in supplements.

The nine dietary supplement firms the US Food and Drug Administration warned in letters published April 16 are in the first group warned about ingredients the agency notes in categorizations it has launched to state whether it has made a conclusive or preliminary determination that a substance is ineligible for use in supplements.

Six of the warnings also marked another first in the agency's oversight of the vitamin, mineral and supplement product market....