The Fine Hair Shampoo, a beloved Ouai product, is infused with hydrolysed keratin and biotin to strengthen fine and thin hair without any added frizz. Hemp seed extract and chia seed oil help to ...

For a super simple DIY mask, mix 1 teaspoon of hydrolyzed keratin ... Incorporating shampoos and conditioners formulated with keratin can significantly enhance your hair care regimen.

Transform your weak hair into a strong and beautiful crown by using the best biotin shampoo. Explore the top picks of 2025 now!