Popsugar Beauty Hair The 13 Best Biotin Shampoos of 2021 The 13 Best Biotin Shampoos For Stronger, Fuller Hair 15 June 2021 by Danielle Jackson View On One Page Photo 10 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Renpure Biotin & Collagen Shampoo The Renpure Biotin & Collagen Shampoo ($9) uses a plant-based formula to strengthen and restore the hair while also soothing the scalp. Renpure Biotin & Collagen Shampoo $9 from target.com Buy Now Previous Next Start Slideshow HairBeauty ShoppingBeauty ProductsShampoo