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.

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

U.S. Secretary of Health and Human Services Robert Kennedy Jr. directed the Food and Drug Administration on Monday to revise safety rules to help eliminate a provision that allows companies to self-affirm that food ingredients are safe.