The Curlsmith Scalp Stimulating Booster has been developed by world class biochemists as a daily leave-in serum, made with a stimulating blend of clinically proven and natural ingredients that work together to promote hair density and thickness by creating the optimal environment for hair follicles. This product creates the optimum environment for hair follicles. Ideal for fine, thinning, damaged or slow-growing hair. Handpicked Ingredients: 2 clinically proven hair growth actives (Baicapil, Anagain) & naturally stimulating ingredients (Guarana, Ginger, Dragon Fruit, Nettle, Soy Bean, Chinese Skullcap, Pea Sprout). Curlsmith is certified by The Vegan Society and PETA.