Red Onion seed extracts black seed oil & Vitamin E, B5, Onion Hair Oil is an excellent natural hair toxic. This natural oil makes the hair soft, shiny and lustrous. Herbs are very beneficial for hair as it strengthens the scalp and hair. Not only it reduces premature pigment loss from hair but also, it is anti-bacterial and anti-fungal in nature. It keeps your scalp free from dandruff and prevents hair loss.