What? ONION BLACK SEED? HOW ITS BENEFITS YOU? RELTO Onion Black Seed Hair Oil is blended with Almond, Castor, Jojoba, Olive & Coconut Oils. Its premium fast-absorb formulation tackles hair issues like excessive hair fall, thinning, greying, dryness, and dandruff. Onion Black Seed Oil Black seed oil is a traditionally trusted and clinically proven remedy for all kinds of hair problems. Regular use helps bring silkiness and strength to tresses, and improves the way hair looks, feels and behaves. Onion Oil is nature’s treasure trove of nutrition that tackles almost every hair woe effectively and efficiently. It helps with everyday hair issues like premature greying, dandruff, dryness and scalp eruptions. This hair oil works to condition your weak strands and moisturize your scalp. Light, non-sticky hair oil can be used on very curly and dry strands after shampoo as a serum and hair protector. Regular application helps make hair stronger and silkier too.