Check out this list of the best keratin hair serums in India: Tresemme Keratin Smooth Anti-Frizz Hair Serum promises to control frizz up to 48 hours even in 80 percent humidity. This keratin serum ...

Although one stubborn ingrown hair did appear during the trial, the serum minimized its discomfort and visibly improved its appearance. What sets Eadem’s Smooth Slate serum apart is its versatility.