Zero Frizz the famous american anti frizz shampoo has produced a new version fortified with hydrolyzed keratin which is the building material of hair. use the collection daily for a clean, strong, smooth and thicker hair.Since the mid-90s, Zero Frizz® has provided high-quality, anti-frizz performance at a savvy price alternative to higher priced brands. Zero Frizz’s Science of SmoothTMTechnology smooths hair using a proprietary blend of vitamins, proteins and high-performance silicones. The silicones reduce the friction between the hairs allowing the fibers to naturally fall back into place. They are also known to slow down water absorption into hair, which is another major cause of “frizz.”​​​​​​​