cosmeceuticalnoun.
A pharmaceutical product that provides cosmetic benefits.
Example Citation:
"Oddly enough, science and beauty have become allies in a field some professionals refer to as 'cosmeceuticals.' The term was coined by Albert Kligman, the University of Pennsylvania researcher credited with discovering the effectiveness of Retin-A, a vitamin A, in smoothing aging skins."
Jackie White, "Cosmetic Vitamins," Kansas City Star