Kera XL New Hair Growth SerumKera XL New Hair Growth Serum is a special research based formula rich in moisturizers to protect hair follicles. It's made from clover, a rich source of biochanin A, which helps inhibit the enzyme 5 alpha reductase, which is the main cause of patterned hair loss. It's also enriched with 3 acetyl tetrapeptide, which stimulates protein synthesis and anchors hair to prevent breakage and hair loss. Strengthens brittle curly hair and prevents breakage.