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. 2010 Mar;162(3):647–654. doi: 10.1111/j.1365-2133.2009.09436.x

Table 1.

Ingredients for niacinamide/peptide/retinyl propionate (NPP) regimen products (in a moisturizing base)

Ingredient Daytime SPF 30 lotion Night cream Wrinkle treatment
Niacinamide X X X
Pal-KTTKS X X X
Pal-KT X X X
Carnosine X X X
Unique ingredients SPF 30, vitamin C, vitamin E Retinyl propionate

Pal-KTTKS, palmitoyl-lysine-threonine-threonine-lysine-serine; Pal-KT, palmitoyl-lysine-threonine; SPF, sun protection factor.