B.pure Glow Up Serum With Watermelon Extract And Niacinamide 1fl oz.. apply 1-2 pumps before moisturizer. Gently press serum on to the face and neck . NEW — Glow Recipe Watermelon Extract and Niacinamide Drops Multi-use highlighting serum Can be used as a: hydrating/brightening serum, or a primer or highlighter in your makeup ...