With the Alberto VO5 2 in 1 hydrating Shampoo, you may save time by cleaning and hydrating simultaneously. With soy milk proteins, its incredibly delicate yet intensely nourishing composition revitalizes dry or damaged hair. The five vital vitamins included in Alberto VO5 shampoo (12.5 fl oz) help hydrate, nourish, and condition your hair for the healthiest appearance yet.replenishes dry or damaged hair with five essential vitamins and soy milk protein.