Smart Collagen – Collagen Activator Serum – 4 ozThis unique Hyaluronic Acid based serum boosts skins moisture content without the use of oil. Tripeptide 5 stimulates collagen production while B Vitamins, Niacinamide, and Panthenol, calm skin, improve skin tone, and reduce the appearance of pores. Water based, non comedogenic, and free from fragrance, this rapidly absorbing serum is perfect for use under makeup, sunscreen, or on its own as a lightweight moisturizer for combination or blemish prone