4 Ounces. Doo Gro Medicated Hair Vitalizer Creme Complex helps promote strong, healthy, growing hair. "Feather Light" with a unique blend of Aloe Vera, Vitamin A, D, and E, and many other natural herbal ingredients. Doo Gro Creme Complex helps eliminate split ends and stop breakage while leaving hair shiny and manageable. Safe to use on all types of hair, including children's.