Mamado Onion Hair Oil is rich in Sulphur and potassium which are known to help stimulate the scalp and improve blood circulation, which can result in hair growth and minimize hair loss. One of the key ingredients is Onion Seed oil, which unblocks hair follicles and helps boost new hair growth. Mamado Onion Hair Oil is free of harmful chemicals and toxins and is safe for colored and chemically treated hair.