Our Onion Black Seed oil for hair regrowth is packed with vital ultra-rich nutrients that give a variety of benefits to get the most out of your hair care routine. We only use natural ingredients that don’t strip natural oils from the scalp and hair, helping you avoid dryness, irritation, and itching. Our Onion black seed hair oil is free from sulfates, parabens, mineral oils, and unnatural colours & Halal. Onion is a great source of Sulfur. Sulfur is found within amino acids, which are components of Keratin. Keratin is known to be sulfur-rich are needed for growing strong hair. When added to the hair and scalp, Onion Oil also helps to boost blood circulation.