So full of errors were the firm's online ads for its Plavinol supplement, the National Advertising Division noted support for some claims contained "many of the same flaws" as others. The prevalence of problems prompted NAD to go its "scope of review" and note unclear instructions on Plavinol labels.

Cannabidiol (CBD) represents an intriguing opportunity for cosmetics, without the statutory obstacles faced by food and dietary supplement companies. Cosmetics marketers are taking advantage, but the FDA’s recent warning letter blitz is a reminder that CBD-infused beauty products are bound by the same rules that apply to other cosmetics.