Receive the benefits of over 600 growth factors and skin proteins at once with Osmosis MD Skincare StemFactor Growth Factor Serum. Skin care professionals have branded this product as the fountain of youth in a bottle, thanks to the advanced technologies that improve the skin's appearance after the very first use. This targeted blend of nutrients delivers rejuvenated, glowing skin and balanced texture to people with any skin type, although people with mature, aging skin can expect to see the best results.