Warning Letter

Use of aromatase inhibitor forms basis of warning letter

Use of aromatase inhibitor forms basis of warning letter

By Hank Schultz

A recently posted warning letter cites a New York company for the presence of an aromatase inhibitor in one of its dietary supplements. This class of chemicals is popular with strength trainers for its purported ability to suppress estrogen levels.

FDA uses warning letter to check up on DMAA recall

FDA uses warning letter to check up on DMAA recall

By Hank Schultz

In an unusual move, in a warning letter to a dietary supplement company the Food and Drug Administration has sought information about a recall, in this case one involving DMAA products.

Whey maker gets warning on inflammation claims

Whey maker gets warning on inflammation claims

By Hank Schultz

A recent warning letter issued by the Food and Drug Administration makes clear the danger marketers run into when using the words “inflammation” and “chronic” in the same breath, even in connection with an unusual product for that sort of claim, such...

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