Many ancient civilizations throughout the world have used castor oil for hair problems. The EnQ combine both ingredients in one product called 'The EnQ onion & caster hair oil' The ricinoleic acid, key ingredient of castor oil nourishes scalp & provides protection against microbes in a long ran, it fills in the damaged gaps of keratin in the hair shaft. So it helps increases elasticity of hair. It is packed with powerful antioxidants. Sulfur is an essential element for hair growth. Onion has high content of sulphur. Castor oil & onion oil has antibacterial & anti fungal property. So it helps to reduce dandruff.