Cosmetic? Drug? How Puffery May Cause Your Product to be a Drug

The post "When Puffery Crosses the Line" discussed the basic tenets of puffery, or seller's puff, in cosmetic advertising.  In addition to running the risk that advertising claims may fall into the realm of false advertising, classic cosmetic puffery may also cause a cosmetic to be a drug under the Federal Food, Drug, & Cosmetic [...]