Onion shampoo is rich in antioxidants, nutrients, and vitamin E that controls hair fall and helps to promote hair growth. It is infused with red onion extract and black seed oil and is rich in antioxidants, nutrients, and vitamin E. It is suitable for both men & women. WOW Skin Science Onion Shampoo contains no parabens, sulfates, color, or silicones. Use our onion shampoo up to three times a week for maximum benefits. Onion Shampoo with black seed oil helps to revive your tiredness resulting in strong & lustrous hair.