Why We Love It: If you’ve spent any time on HairTok, you’ve probably heard the buzz about rosemary and peppermint—both star ingredients in this shampoo and, as Hamilton notes, “great for invigorating the scalp.” It also features Redensyl and Procapil, two plant-based actives designed to stimulate hair growth in a way similar to minoxidil. “Together, they help strengthen, reduce fallout, and increase hair density,” Hamilton explains.