Big hair energy starts with Keratin Hair Volumizer capsules from NeoCell®. This formula combines the power of BioActive Keratin Peptides with BioActive NeoCell Collagen Peptides to support radiant beauty from the inside out. Each serving also delivers a beauty- boosting blend of 2,500 mcg of biotin, essential B vitamins, amla fruit, and vitamin C. These nutrients work together to support strong, lustrous, and thick hair, plus healthy skin and nails.