Best Oils for Hair Growth

Whether you are struggling with hair loss or thinning or are simply looking to boost the natural volume of your hair, there are several types of naturally-derived oils that can help. While there are many different options out there, I’ve narrowed down my favorite "five best oils for hair growth" and explain their benefits, how they work, and tips to apply them to maximize results.

Don't forget that your scalp is the same skin type as your face! You can find your skin type with our free 3-minute quiz here!

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Oils for hair growth work by nourishing the scalp, strengthening hair follicles, and improving blood circulation. They provide essential fatty acids, vitamins, and and phenols that promote healthy hair growth and reduce hair loss.

Oils are rich in fatty acids, vitamins, and antioxidants that moisturize and nourish the scalp to promote hair growth. By fortifying hair follicles, oils also help to reduce breakage and hair loss, leading to thicker, stronger hair. Massaging oils into the scalp increases blood flow, ensuring that hair follicles receive the oxygen needed for growth.

The effectiveness of oils for hair growth is supported by scientific research. Studies have shown that certain oils contain compounds that can penetrate the hair shaft and follicle, improving hair strength and reducing hair loss. For example, a study published in the Journal of Cosmetic Science (5) found that certain fatty acids in oils such as coconut oil can penetrate the hair cuticle and reduce protein loss, enhancing hair strength and growth.

There are many oils for hair growth that can provide safe and effective results. However, these five oils can be particularly beneficial for hair growth and strength.

Argan oil , often referred to as “liquid gold,” is derived from the kernels of the Moroccan argan tree. It’s rich in antioxidants, vitamin E, and fatty acids, which hydrate and nourish the hair. Argan oil can help to reduce frizz, increase shine, and promote hair growth by improving scalp health. It also has anti-inflammatory properties that can soothe the scalp and prevent dandruff.

Pumpkin seed oil is gaining popularity for its potential to promote hair growth. It contains phytosterols, which can block the conversion of testosterone into DHT, a hormone linked to hair loss. Additionally, it is rich in vitamins A, K, and E, as well as omega-3 and omega-6 fatty acids, which nourish the scalp and strengthen hair. A study published in Evidence-Based Complementary and Alternative Medicine (6) showed that pumpkin seed oil increased hair growth in men with androgenetic alopecia.

Coconut oil is a well-known hair care staple due to its rich content of lauric acid, which is able to effectively penetrate the hair shaft, reducing protein loss and preventing breakage. Coconut oil also has antimicrobial properties, making it ideal for maintaining scalp health. Its moisturizing properties help to keep hair soft and manageable, while also promoting growth by protecting hair from damage.

Jojoba oil is similar in composition to the natural oils produced by the scalp, making it an excellent moisturizer. It helps to balance oil production, unclog hair follicles, and promote hair growth. Jojoba oil is also rich in vitamins E and B, which nourish the scalp and strengthen hair strands. Its lightweight nature makes it suitable for all hair types, including those prone to oiliness, as it doesn't leave a heavy residue.

Castor oil is packed with ricinoleic acid and omega-6 fatty acids, which boost blood circulation to the scalp and promote healthy hair growth. Its thick consistency helps to coat the hair, locking in moisture and preventing split ends. Additionally, castor oil has anti-inflammatory properties that can soothe irritated scalps. It is also known for its ability to enhance the thickness and length of eyelashes and eyebrows.

There are many hair growth products on the market, and it can be hard to choose from all those options. As a dermatologist, I can happily recommend these hair products for your hair growth journey:

To maximize the benefits of oils for hair growth, follow these application tips:

1. Choose the right oil. Choose an oil for hair growth that suits your hair type and needs and that will also be a match for your Baumann skin type. Note that if you tend to get breakouts on your face, you will also be acne-prone on your scalp. Choose a non-comedogenic oil like argan oil in this case.

2. Apply to damp hair. For best results, apply oils for hair growth to clean, damp hair. This helps to enhance hydration and penetration of the oils into the hair shaft.

3. Massage into scalp. Use your fingertips to gently massage the oil into your scalp in circular motions. This stimulates blood circulation and ensures even distribution.

4. Cover your hair. After applying the oil, you can cover your hair with a shower cap or warm towel to help the oil penetrate deeper. Let the oil stay in your hair for at least 30 minutes, or overnight for maximum absorption.

5. Rinse. Wash your hair with lukewarm water and a mild shampoo to remove the oil.

For best results, consistent use of oils for hair growth is key. That all said, if you have greasy hair under normal circumstances, using oils regularly might also mean needing to shampoo more frequently. Otherwise, residue from hail oils can weigh your hair down, reducing volume.

The time it takes to see results from using one of these oils for hair growth varies depending on factors like your hair type, condition, and how consistently you apply the oil. Generally, you can expect to see noticeable improvements in hair texture and strength within a few weeks. For significant growth, it may take several months of regular use. 

Also, if you are experiencing clinical hair loss like alopecia of some kind, make sure to consult hair loss specialists that can offer procedures stronger than oils.

Oils for hair growth are generally safe and non-irritating to most skin and hair types, but there are a few potential drawbacks to keep watch out for.

• Allergic reactions. Some people may experience allergic reactions or sensitivities to certain oils, particularly essential oils like rosemary oil, peppermint oil, or cedarwood oil.
• Greasy residue. Oils for hair growth can leave a greasy residue on the hair and scalp if not washed out thoroughly.
• Clogged pores. Using too much oil or not rinsing it out properly can clog pores and potentially lead to scalp issues such as dandruff or folliculitis.

It is important to note that the skin on your scalp is the same skin type as your facial skin, so don't use anything in your hair that you wouldn't use on your face too!

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1. Baumann L. Antiaging Ingredients in Ch. 37 of Baumann's Cosmetic Dermatology Ed 3. (McGraw Hill 2022)
2. Baumann, L. Ch. Cosmeceuticals and cosmetic Ingredients (McGraw Hill 2015)
3. Keis, K., Persaud, D., Kamath, Y. K., & Rele, A. S. (2005). Investigation of penetration abilities of various oils into human hair fibers. Journal of Cosmetic Science, 56(5), 283-295.
4. Cho, Y. H., Lee, S. Y., Jeong, D. W., & Choi, E. J. (2014). Hair growth in men with androgenetic alopecia: A randomized, double-blind, placebo-controlled trial. Evidence-Based Complementary and Alternative Medicine, 2014(2), 549721.
5. https://pubmed.ncbi.nlm.nih.gov/16258695/
6. https://www.researchgate.net/publication/262646327_Effect_of_Pumpkin_Seed_Oil_on_Hair_Growth_in_Men_with_Androgenetic_Alopecia_A_Randomized_Double-Blind_Placebo-Controlled_Trial