Tattvalogy Organic Black Seed Oil or Kalonji Oil is a certified organic product that conditions and softens hair and promotes the regrowth of hair. Black seed oil has antioxidant, antibacterial, and anti-inflammatory properties that help repair split ends and other hair damages. This is also used to fight infections and strengthen the immune system. Nature's Tattva Organic Black Seed Oil is 100% natural, of the highest quality and comes with the purity guarantee from the brand.