Our Onion biotin Rosemary Shampoo set contains shampoo: Polyquaternium-10 onion bulb extract; Conditioner: Biotin rosemary leaf extract. It nourishes and protects hair as well as improving the health of hair follicles promoting hair growth and enhancing the natural shine of hair. Its use is simple: First wet the hair with warm water take a proper amount of shampoo on the palm rub it into foam then apply it on the hair massage the hair and scalp gently with the fingertips rinse the hair and scalp with warm water until all the foam is washed away then take an appropriate amount of conditioner and evenly apply it on the end of the hair to make the conditioner evenly distributed then put on the shower cap and wait for 3 minutes. Rinse off the conditioner with warm water. While cleaning the hair it helps to strengthen the scalp and improve the gloss of the hair.