It’s time to revamp the FDA’s “generally recognized as safe,” or GRAS, program that allows companies to add untested ingredients to food, the Health and Human Services secretary says. That may be difficult to do.

For far too long, ingredient manufacturers and sponsors have exploited a loophole that has allowed new ingredients and chemicals, often with unknown safety data, to be introduced into the U.S. food supply without notification to the FDA or the public,

The Health Secretary wants to eliminate a provision that allows companies to self-affirm that food ingredients are safe.