How Rosemary Oil Supports Hair Growth

According to the American Hair Loss Association, 33% of total men will experience hair loss. 1 in 4 men with male pattern baldness begin losing hair before the age of twenty-one (source). Of course, hair loss does not only affect men. In fact, almost half of all Americans who experience hair loss are women (source).

Needless to say, hair loss is a widespread issue across the United States.

Unfortunately, most of the social media trends and “natural remedies” for hair growth aren’t worth the 30-second post you spend watching on TikTok. Indeed, there’s a lot of buzz when it comes to hair loss solutions outside of the traditional medications like minoxidil and finasteride. 

Whether someone has androgenetic alopecia, alopecia areata, or another form of hair loss, many of us are constantly on the lookout for natural remedies for hair loss that actually work–those which are supported by science, have minimal side effects, and don’t cost an arm and a leg. 

Thus, rosemary oil has emerged as a potential tool in the fight against hair loss. Research is increasingly showing that rosemary oil isn't just another trendy TikTok herbal remedy—it's a true contender for those looking to holistically support hair growth.

A Natural Hair Growth Solution

Rosemary oil’s power lies in its ability to improve blood circulation to the scalp, called microcapillary perfusion. One study showed that rosemary oil works similarly to minoxidil 2%, a common treatment for androgenetic alopecia (male and female pattern baldness), in promoting hair growth (1). In a randomized, comparative trial, participants who used rosemary oil experienced significant hair regrowth compared to a placebo, making it a promising natural alternative for anyone hesitant about using traditional medication.

What makes rosemary oil so effective? Its active compounds, such as rosmarinic acid and ursolic acid, have been linked to improved microcirculation in the scalp, which helps nourish hair follicles and stimulate hair growth (2). Additionally, rosemary oil may help reduce the levels of certain pro-inflammatory markers in the body, which can play a role in hair loss (2).

The Power of Aromatherapy

But rosemary oil doesn’t just stop at improving circulation. It also shines when used in combination with other essential oils as part of a therapeutic regimen. A randomized trial found that a mixture of essential oils, including rosemary, thyme, lavender, and cedarwood, helped treat alopecia areata, a condition where the immune system attacks hair follicles (3). After seven months of daily massage with the oils, participants experienced significant improvements, with 44% of those in the active group showing noticeable hair regrowth.

Hay, I. C., Jamieson, M., & Ormerod, A. D. (1998). Randomized trial of aromatherapy. Successful treatment for alopecia areata. Archives of dermatology, 134(11), 1349–1352. https://doi.org/10.1001/archderm.134.11.1349

One participant experienced a dramatic improvement in hair growth after 7 months of treatment. This study highlights the synergistic effects of combining rosemary oil with other potent oils. The results suggest that these essential oils can work together to rejuvenate hair growth, especially for those suffering from autoimmune-related hair loss conditions like alopecia areata (3).

Why Rosemary Oil?

Aside from the scientific evidence supporting its efficacy, rosemary oil is easy to use and generally safe for topical application. It can be massaged directly into the scalp with a carrier oil like jojoba or grapeseed, both of which have their own benefits for skin and hair health. Plus, using rosemary oil as part of your hair care routine is a simple, natural way to promote growth without the need for expensive treatments or harsh chemicals.

Rosemary oil isn’t just an ancient remedy for memory or stress—it’s also a powerful ally in the fight against hair loss. Whether you're dealing with androgenetic alopecia or the autoimmune-based alopecia areata, research suggests that rosemary oil can improve scalp circulation, stimulate hair follicles, and promote regrowth. With multiple studies backing its effectiveness, it's clear that rosemary oil could be the natural solution you’ve been looking for to restore your hair's fullness and vitality (1, 2, 3).