Poor hair health is the result of undernourished hair. These hair vitamins contain hair-nourishing ingredients like Vitamin C and Vitamin E. These Vitamins, along with Biotin and Zinc, help delay hair from ageing, protect hair from harmful radicals, and improve hair texture. All this to give you voluminous, smooth and silky hair. The hair thinning control shampoo has Caffeine and Saw Palmetto which helps prevent DHT formation - a major cause for hair thinning.