Doo Gro Medicated Hair Vitalizer Anti-Itch Formula helps promote strong, healthy, growing hair. This unique Anti-Itch Formula with menthol, camphor and sulfur relieves itching and flaking. Safe to use on all types of hair, including natural, relaxed color treated and children's. Use daily or as often as needed. Gently massage into hair and scalp. Do not rinse out. Style as usual.