Answer:
It may sound too good to be true, but many experts say that the simple act of keeping a food diary can encourage you to eat fewer calories -- and thus lose weight. Several studies have shown that people who keep food journals are more likely to be successful in losing weight and keeping it off
Explanation:
The best answer would be C
Considering supplements are a type of medication, then I would assume that manufacturers don't need permission from the Alcohol, Tobacco, and Firearms Federal Regulatory Commission.
That would be 3! hope this helps!
This authority along with others could be HIPPA