Buthair growth oilshave arguably garnered the most hype in recent years more specifically, rosemary oil.

It’s racked up hundreds of millions of TikTok views, and scientific research supports its benefits.

Does rosemary oil actually help with hair growth?

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The interest in rosemary oil for hair growth can be traced back to a2015 study.

Not only that, but they also reported greater satisfaction with the treatment than the minoxidil users.

Much of the other research, however, has been conducted in animals.

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A2013 studyin mice with hair loss triggered by testosterone showed that rosemary leaf extract stimulated hair growth.

This suggests that it may be helpful for people assigned male at birth who are experiencing hormone-related patterned baldness.

How can rosemary oil benefit the hair?

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Here’s why experts believe rosemary oil works for hair growth.

It may increase blood flow to the scalp.

It has antifungal and antibacterial properties.

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It can calm inflammation.

Rosemary oil also hasanti-inflammatory properties.

It’s high in antioxidants.

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They also had a higher total hair count by the end of the study.

Fortunately, rosemary oil ispacked with antioxidants.

“Rosemary oil’s antioxidant effects could also help protect the hair from damage,” saysDr.

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Shoshana Marmon, MD, a board-certified dermatologist and assistant professor of dermatology atNew York Medical College.

you’re able to also add it to your favorite shampoo for hair growth or conditioner.

To reap the benefits without these risks, Khanna and Marmon advise always diluting it with a carrier oil.

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This equates to about 2 drops of rosemary oil per teaspoon of carrier oil.

How often should you use rosemary oil for hair growth?

“This frequency is dependent on personal preference and tolerance,” adds Marmon.

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