warned 12 sellers of dietary supplements to stop claiming their products can cure diseases ranging from Alzheimer’s to cancer to diabetes.
At the same time, Dr. Scott Gottlieb, the agency’s commissioner, suggested that Congress strengthen the F.D.A.’s authority over an estimated $40 billion industry, which sells as many as 80,000 kinds of powders and pills with little federal scrutiny.
These products range from benign substances like vitamin C or fish oil to more risky mineral, herbal and botanical concoctions that can be fatal.
“People haven’t wanted to touch this framework or address this space in, really, decades, and I think it’s time we do it,” Dr. Gottlieb said in an interview. He is particularly concerned about supplements that purport to cure diseases for which consumers should seek medical attention.
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