Kopalleum is a ferment filtrate of red onions fermented in coconut oil using Bakers ‘ yeast. Onion juice improves hair growth by boosting the level of the antioxi-dant enzyme catalase. This enzyme helps decompose hydrogen perox-ide, optimizing the hair growth cycle. Onion contains methylsulfonylmethane which is a highly absorbable source of sulfur that helps with the formation of keratin (a sulfur-rich protein in hair) leading to hair growth Product Description Selenium plays a key role to prevent oxidative damage and also hair follicle morphogenesis.