How Does Applying Onion Juice Boost Hair Growth?

By Vanshika Gaur
08 Apr 2025, 19:30 IST

Onion juice is rich in sulphur, magnesium, and other nutrients that help boost hair growth and keep hair healthy. Applying onion juice to the scalp can help promote stronger and thicker hair. Tap to read!

Improves Blood Circulation

Onion juice helps improve blood circulation to the hair follicles, promoting oxygen and nutrients to the hair roots.

Fights Scalp Infection

The juice has antibacterial and anti-fungal properties that help prevent infections and dandruff from the scalp.

Prevents Hair Loss

Onion juice is rich in vitamin C, B-complex vitamins, and potassium that help support the hair growth cycle and reduce hair shedding.

Boosts Collagen

The high sulphur content in onion juice boosts collagen production, which improves scalp tissue health and forms new hair follicles.

Strengthens Hair Roots

Onion juice nourishes hair roots, helping reduce hair breakage and hair thinning. It also contributes to healthy hair growth.

Balances Scalp pH

It helps balance the scalp pH by regulating scalp’s oil production, keeping hair follicles unclogged, and promoting healthy growth.

Information Credits

According to PubMed, Onion juice helps with re-growth of hair and prevents hair loss. It is advisable to consult a dermatologist before applying anything to your scalp.