The Zenagen Revolve Thickening Shampoo Treatment is an in-shower wash that strengthens frail strands and promotes new hair growth over time. Made for all hair types and textures, the formula is entirely drug-free—and,

After all, you can’t help but notice it everywhere — so much that I find myself searching for new ways to prevent any more hair loss. That’s where $14 Kitsch Volumizing Rosemary and Biotin Shampoo Bar comes in. This daily cleansing treatment is ...