4 Benefits of Onion Hair Mask for Your Hair

Onions are abundant in sulfur, (1) which is responsible for the production of healthy skin cells and hair growth. (2) Sulfur also promotes collagen production.

Furthermore, onion juice contributes to hair growth by stimulating the hair follicles to grow healthy hair.

Benefits of Using an Onion Hair Mask

Onion hair mask offer several benefits for your hair as follows:

1. Helps in hair regrowth

Hair is made of a sulfur-rich protein called keratin. (3) When you apply onion juice to your hair, the sulfur level in the hair increases, and so does the keratin level. (4)

Also, by consuming onions, you can fulfill your daily dietary requirements of sulfur. (1)

2. Fights scalp infections

The antioxidants in onions may counter the effect of free radicals on the scalp and thus may prevent oxidative stress.

Moreover, onions are antimicrobial and antifungal in nature, so they may fight scalp infections and dandruff. (5) Onion juice also promotes blood circulation in the scalp, which in turn contributes to improved hair growth.

3. Controls hair loss

Onions have both anti-inflammatory and antioxidant properties as they are abundant in quercetin. Onions fight free radicals, air pollutants, and toxins that cause damage to the hair cells and lead to breakage and hair loss. (6)

4. Prevents dandruff

A study conducted on the efficiency of onions shows its antifungal activity against Malassezia and Candida, demonstrating its ability to treat fungal disorders. (7)

How to Make Onion Hair Masks for Hair Growth

Here are some onion hair masks that you can use to achieve speedy and healthy hair growth.

1. Onion juice and olive oil

Olive oil induces hair growth on the scalp, and using it with onion juice in a mask will lead to good hair results. (8)

The oleuropein in olive oil was studied and found to induce hair growth in mice, (8) whereas onion juice was found to be successful in reversing alopecia and inducing hair regrowth (9)

Method:

1. In a bowl, combine 2 tablespoons of onion juice and 2 tablespoons of olive oil and mix them well.
2. Massage this mixture on your scalp in circular motions for 5–10 minutes.
3. Let it sit in your hair for 30 minutes.
4. Rinse it off with a good-quality onion and coconut shampoo and conditioner.
5. Use this mask twice a week.

2. Onion juice and aloe vera gel

Aloe vera is a skin-healing agent, and using it with onion juice as a mask leads to a clean and healthy scalp. (10)

Studies found aloe vera to be soothing to the scalp, and it can be mixed with onion juice to combat irritation due to itching.

Method:

1. Blend 2 teaspoons of aloe vera gel with 2 tablespoons of onion juice.
2. Apply the mixture to your scalp and hair.
3. Leave it on your hair for 30 minutes.
4. Wash your hair with an onion and coconut shampoo and conditioner.
5. Use this mask twice a week.

3. Onion juice and coconut oil

Coconut oil is rich in fatty acids including lauric acid, which can deeply hydrate the hair. (11) Using both together will give you silky smooth tresses with good hair growth.

Method:

1. Mix 2 tablespoons of coconut oil with 2 tablespoons of onion juice.
2. Apply the blend to the scalp and give it at least 30 minutes to make it work.
3. Wash it off with a good-quality shampoo and conditioner.
4. Use this hair mask twice a week.

4. Onion juice, vinegar, rosemary oil, and coconut oil

The application of onion juice, fruit-based vinegar, rosemary oil, (12) and coconut oil (11) as a hair mask induces hair growth and prevents scalp disorders. (13)

Method:

1. Mix 2 tablespoons of coconut oil, 1 tablespoon of fruit-based vinegar, 3 teaspoons of rosemary oil, and 2 tablespoons of onion juice.
2. Apply the mixture to the scalp and let it sit for 30 minutes in your hair.
3. Wash it off with an onion and coconut shampoo and conditioner.
4. Use this hair mask twice a week.

5. Onion juice and castor oil

Castor oil and onion juice are known to induce hair growth. Castor oil also helps to mitigate the pungent smell and irritating effect of onion juice on the skin. (14)

Method:

1. Combine 2 tablespoons of onion juice and 2 tablespoons of castor oil.
2. Apply the blended mask to the scalp in circular motions.
3. Wash your hair with an onion and coconut shampoo and conditioner after 1–2 hours
4. Repeat the application twice a week.

6. Onion juice, fenugreek, and coconut oil

An onion juice and fenugreek powder hair mask will give you healthy and strong hair as both ingredients help in hair growth and keeping the scalp clean and healthy. (15)

Method:

1. Mix 1 teaspoon of fenugreek powder with 2 tablespoons of onion juice and blend them in 3 tablespoons of coconut oil.
2. Apply the mixture to your scalp.
3. Massage your hair and scalp for 5–10 minutes.
4. Rinse it off with an onion and coconut shampoo and conditioner.
5. Use this mask once a week.

7. Onion juice, curry leaves, and coconut oil

Curry leaves along with onion and coconut oil will improve hair growth and keep the scalp clean and healthy. (16)

Method:

1. Combine 2 teaspoons of dried curry leaves powder, 2 tablespoons of onion juice, and 4 tablespoons of coconut oil in a bowl.
2. Apply the mixture to the scalp.
3. Wait for 40 minutes, and rinse it off with an onion and coconut shampoo and conditioner.
4. Use this blend once a week.

Does Science Back the Use of Onion Juice?

It’s important to know if these claims of using onion juice for hair regrowth are supported by science.

A study was conducted between two groups of people with patchy alopecia areata. One group applied onion juice to their scalp, while the other applied tap water.

The group using onion juice twice daily for 2 months saw regrowth of hair. At 4 weeks, 17 patients had hair regrowth; at 6 weeks, 20 had hair regrowth. The study concluded that onion juice effectively treats patchy alopecia areata. (4)

General Queries on Onion Hair Masks for Hair Growth

Final Word

Hair growth is a process that needs your dedication and time. Fortunately, several natural ingredients can be used with onion juice to make hair masks to encourage hair rejuvenation and stimulate hair growth.

Adding onions to your regimen will allow your hair to grow healthy and strong.