vitamin c serum for face - multivitamin power facial serum- natural anti-aging, brightening & hydrating facial care - nourishing lines & wrinkle treatment - with hyaluronic acid & collagen - 1 oz instanatural our multivitamin c face serum is designed to support optimal skin health while softening the look of lines and wrinkles. a potent blend of vitamin c, collagen, hyaluronic acid and glucosamine is combined with peptides and our nasa stem cell technology to reduce multiple signs of aging while improving the look and strength of skin.