Apply 2-3 drops to the scalp of the affected area, and very gently massage into scalp. Leave on overnight or minimum 30 minutes before showering. Apply 2 to 4 times per week. Onion Oil is Rich in antibacterial and antifungal properties, the use of onion for hair truly helps keeps hair loss at bay. Here are 10 amazing ways your hair can benefit from using onions: They are very good at hair follicle nourishment and help restore lost nutrients to your scalp. They are rich in Sulphur, which is known to minimize breakage and thinning. They have potentate-bacterial properties and help fight infections of the scalp. This in turn helps reduce hair fall as scalp infections can cause massive loss of hair. They are naturally potent antioxidants, which is why they help reverse the effects of premature greying. This vegetable lends a healthy shine to hair, which can become permanent when used regularly. They also make your hair uninhabitable for lice. They can be used to fight dandruff owing to their rich anti-bacterial properties. This is in one oils and there are other extracts inside it improve hair growth hair fall Control, Coconut Oil, Sunflower Oil, Vitamin E, Castor Oil, Argan Oil, Jojoba Oil, Amla Extract, Hibiscus Extract, Neem Oil, Bhringraj Extract, Mango Butter, Sheaf Butter, Sandalwood Oil, Rose Oil. Vaengayam Oil / Savala Oil / Nirulli oil / Pyaz oil / Ullipayalu oil / Yerra Gaddalu oil / Ulligadde oil/ Erulli oil / Neeruli oil / Pyaz oil / Dungri oil/ Kanda oil / Pyajj oil / Piyaz oil / Dungri oil / Sawalo oil / Piyavu oil / Kandaa oil / Piaja oil is best for hair regrowth.