California Sets Age Checks for Some SupplementsCalifornia’s Supplement Limits Aim to Protect TeensCalifornia’s New Supplement Rules Burden Buyers and Businesses
On November 9, 2026, California’s new law restricting sales of certain weight-loss and muscle-building supplements to minors was set to take effect on January 1, 2027.On November 9, 2026, California’s restrictions on sales of certain weight-loss and muscle-building supplements to minors were scheduled to begin on January 1, 2027.On November 9, 2026, California’s law requiring age checks for some weight-loss and muscle-building supplements was due to take effect on January 1, 2027.