HAIR GROWTH AND STRENGTHENER -- This biotin b-complex shampoo and conditioner set contains biotin, which is beneficial to promote hair growth, ideal for strengthening thinning hair with hair vitamins. It also contains argan oil and caffein ingredients, they can promote healthy hair follicles and repair damaged hair. | ANTI HAIR LOSS TREATMENT -- Our hair thickening shampoo and conditioner shampoo and condition can give strength to the hair shaft, it helps support natural scalp circulation to help provide your fine hair with volume and reduce hair loss. And then make your hair look fuller. | NIACIN -- Also known as vitamin B7, is an organic compound and an essential human nutrient that helps improve blood circulation, reduce scalp inflammation, induce keratin production and repair DNA cells. | GREAT FOR THIN HAIR -- The combination of biotin shampoo and conditioner is helpful to stimulate the growth of thin and dry hair, the shampoo is gentle to clean your hair. | SAFE PRODUCT -- The hair shampoo is safe for color-treated and keratin-treated hair and safe for all hair types. Our Shampoo and conditioner set is NOT tested on animals. Our product contains no harsh chemicals and is free of sulfates, parabens and gluten.