The onion is originally from Asia, concretely from Iran and Pakistan. Onion is a storehouse of sulphur which is one of the most common minerals in the body. It is needed for adequate production of enzymes and proteins. Sulfur is also found in keratin, which is one of the components of hair.
When added to the hair and scalp, onion extract can provide extra sulfur to support strong and thick hair, thus preventing hair loss and promoting hair growth. The sulfur from onions may also help promote collagen production. Collagen in turn helps the production of healthy skin cells and hair growth.
Onion Extract is also rich in antibacterial and antifungal properties which help fight scalp infections. Onions contain antioxidants, such as flavonoids. Antioxidants are believed to protect the body from free radicals. Free radicals are thought to contribute to the aging process. For example, free radicals may destroy the hair follicles and lead to thinning and loss of the hair. The simple ingredient that can give you nourished, dandruff-free, long, and lustrous hair.