Onion Oil made With Organic Ingredients. Onion Oil is enriched wih the goodness of onion extracts and works as an active ingredient in the process of Hair Growth. This organic Onion oil for hair regrowth, is a miracle when it comes to deeply penetrating into the Hair Follicles. Rich in sulfur,this organic onion oil can do wonders to prevent breakage, split-ends and thinning of hair. can be used both ways,as it is and in the form of a hot oil treatment. Directions: Take a couple of drops of this organic onion oil in your palms and massage your scalp as often as you need. For hot oil treatment,heat it up to a lukewarm temperature and massage onto the scalp and hair lengths. Keep it overnight and wash with a mild, shampoo in the morning. Repeat before every hair wash for luscious, thick hair. Ingredients: Organic extra virgin olive oil. Organic Red Onion. Organic Yellow Onion Organic Peppermint Oil.