B. The Product Biotin, Amazon's Choice For Biotin Hair Growth In U.S. & Canada

B. The Product's Biotin Shampoo and Conditioner are quickly becoming Amazon favorites on Amazon U.S. & Canada. Sales of B. The Product's Biotin Shampoo & Conditioner for hair growth quadrupled for the second quarter. The Biotin shampoo & conditioner are now boasting the highly effective, "Amazon's Choice," banner which super-charges sales on the Amazon platforms. Below are some recent reviews on how 'potent' these products really are.