EPISODE 52 – The true causes of Beau’s lines, a definition for the term “cosmetic grade” and requirements for selling a new cosmetic, as well as the potential for MMA testing kits and the use of electric files on the natural nail. (Members Only)

In Episode 52, Doug discusses Beau’s lines and their true causes, defines what the meaning of “cosmetic grade” and what product developers must do before selling a cosmetic product, the…...

This content is for Monthly Membership members only.
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