Add a splash of luminosity to your complexion, with the Zelens Power C Collagen-Boosting and Brightening Serum. The fast-absorbing serum is infused with 20% vitamin C, which works to offer radiance and a shield against external aggressors. n Ideal for people with elasticity concerns, as the serum helps to lessen the appearance of fine lines, encouraging a firmer, plumper illusion. The look of a more even skin-tone is summoned, complete with a youthful glow. n Vegan.