Home / Blogs / Top 10 Onion Benefits for Hair You Should Know

Top 10 Onion Benefits for Hair You Should Know

Share the article

Published on

May 23, 2025

Article by

Stress and unhealthy habits result in hair loss, which can be frustrating. While many hair care regimes are intricate and challenging to stick with, one effective solution for hair growth stands out: onions. The ingredient is gaining popularity for its incredible hair growth benefits. Onion has been a traditional remedy for centuries for health and beauty purposes. While you may be aware of its benefits for health, you should know about onion benefits for hair. From stimulating hair growth to boosting hair health, the powerful ingredient is rich in nutrients that can transform your hair.
The blog will uncover the benefits of onion for hair you have to know. Therefore. Let’s dig into the amazing world of onion benefits!

Top 10 Onion Benefits for Hair

Most of you avoid adding onions to your hair care routine because they smell, but the advantages are worth the proper hair nourishment. Hence, you shouldn’t skip or reject this powerful ingredient. You can extract onion juice and add it to your hair oil, shampoo, or mask or prepare a rinse. Onion benefits for hair can be achieved in various ways, and you can use the powerful ingredient in any way you like. Let’s quickly look at the top 10 advantages of using onion on your hair:

1. Promotes Hair Growth

Stimulating hair growth is one of the incredible onion juice benefits for hair. The high concentration of sulphur enhances blood flow to the hair follicles, promoting hair growth. Regular application gives a kick-start to your hair growth journey. The antioxidants present in onions activate the enzymes and optimise your hair growth cycle, thereby contributing to the development of new hair follicles. With repeated use, onions can even treat mild alopecia conditions.

2. Cures Dandruff

Dandruff is one of the most common concerns many of you face, mainly caused by fungus. What if we tell you that you can use onion to get rid of dandruff? Now you may be surprised. But yes, you heard right! Onion has antifungal and antimicrobial properties, which help avoid scalp infections. Regular application of this ingredient is one of the surprising onion juice benefits for hair. The wonderful and effective ingredient keeps the scalp fresh and clean and removes white flakes. Since onions have a pungent smell, the ingredient keeps your scalp lice-free. Furthermore, phytochemicals and antioxidants tackle inflammation and flakiness.

3. Decreases Hair Fall

Hair fall reduction is among the most common onion oil benefits for hair, and many of you are aware of it. When you apply onion juice or oil to your hair and scalp regularly, the high concentration of sulphur supports strong and thick hair. It enhances the production of collagen, which contributes to the production of healthy cells and follicles. With high collagen production, onion prevents hair thinning and breakage.

4. Maintain PH Balance

Onions help you maintain the pH level of your scalp. Surprising, isn’t it? But it’s true. The scalp’s natural level is between 4.5 and 5.5. The juice you extract from a full-sized onion has a 5.5 pH level. This is a wonderful way of maintaining the pH level of your scalp, thereby safeguarding your scalp and hair from issues such as dandruff and itchy scalp.

5. Makes Hair Soft and Glossy

Onion benefits for hair include shiny and silky hair. It nourishes the hair follicles and promotes the growth of glossy, supple hair. It can restore the lost nutrients to the scalp and enhance blood flow upon using onion consistently. Therefore, the effective ingredient gives you problem-free, smooth, and manageable hair.

6. Prevent Split Ends

Hair concerns are always crucial, and you need to address them as early as possible. Split ends are common and the main concern that affects many of you. Sulphur nourishes hair shafts from within and contributes to the prevention of split ends. Regular use helps you regain lost hair volume and also relieves you from dry and damaged hair.

7. Minimises Scalp Issues

Applying onion oil or juice to your scalp decreases itchy scalp and irritations. With high concentrations of flavonoids and vitamins B, C, D, and E, onion gives strength to strands, rejuvenates weak hair, opens sealed roots, and eases scalp infections. Onion juice benefits for hair include fighting and killing infection-causing germs. This way, onion minimises your scalp issues.

8. Repair and Moisturise Your Hair

Onion compounds repair damaged hair and give your hair great shine and lustre. The compounds that moisturise your hair are antioxidant, anti-inflammatory, and vasodilatory. The essential vitamins and minerals in onions nourish hair shafts deeply and repair the damage caused by external factors.

9. Adds Volume and Enhances Texture

Onion oil benefits for hair include adding dimension and depth to dull, dehydrated hair. Applying onion juice or paste regularly can substantially enhance your hair volume. Also, the advantages of onion for hair aren’t limited to hair growth. Onion is much more than that. It can improve the texture and maintain the natural moisture of your hair.

10. Reduces Grey Hair

Genetics, stress, and vitamin deficits lead to premature greying of hair. Onion benefits for hair include protection against hair greying. With high vitamin and mineral content, onion nourishes hair shafts and retains the natural colour of your hair. It triggers melanin synthesis, the pigment responsible for hair colour, helping to avoid greying and promoting youthful hair.

How Long Should You Apply Onion on Hair, and How Much Should You Apply?

So, how long should you use onion on hair and scalp? You can use onion twice or thrice a week. Remember that consistency is the key, and over time you will notice improvements.
Now you must be wondering how much onion juice, paste, or oil you should apply to your hair. The quantity varies from person to person. The amount of onion you should apply to your hair varies depending on your hair length and thickness. If you have average-length hair, 2-4 tablespoons is enough. If your hair is long, you can increase the amount and ensure the juice or paste fully covers your scalp and hair.

Tips to Maximise Onion Benefits for Hair

Listed below are some tips to ensure you get the best results for beautiful, healthy hair:

Conclusion

Onion is a natural and adaptable remedy that provides several benefits for hair. It is packed with sulphur compounds, antioxidants, and minerals that stimulate hair growth and fix problems. By incorporating onion into your hair care routine, you can make the most of its natural power to get healthy, bouncy hair. If you have been facing hair issues, why not try oil, shampoo, or a mask infused with onions? This natural and powerful ingredient makes onions appealing solutions. Incorporate onions into your hair care routine today and experience the wonderful onion benefits for hair!
Looking to enhance your hair health with natural haircare products? Try Abhyanjana’s Hair Care Kit, Samasti Hair Oil and Ukti Hair Scrub for healthy dense hair. Visit our website and shop for these remarkable products!

Discover our products

Related Blogs

benefits of aloe vera for hair

The Benefits of Aloe Vera for Hair

Aloe vera is excellent for treating sunburns but do you know it is a great ingredient for your hair? Yes, aloe vera is a game changer when promoting healthy, bouncy, and lustrous hair. The miracle leaf is packed with essential nutrients that heal hair issues.

Read More »
Amla Powder Uses for Hair

List of 6 Amla Powder Uses for Hair 

Ever wondered why grandmothers had thick, glossy, and very dark hair in their 30s, 40s, and 50s? The secret ingredient is amla, also known as the Indian gooseberry. Amla, a potent Ayurvedic herb derived from the Amlaki plant, is a staple in haircare routines and a powerhouse for hair. Because of the goodness of essential nutrients such as Vitamin C and tannins, amla powder uses for hair has been a part of grandmothers’ beauty treasures for years. It also consists of nourishing properties. One Amla has approximately 80% moisture, which makes it an amazing natural conditioner.

Read More »
Scroll to Top