How Does Jojoba Oil Help with Hair Loss When Applied to the Scalp?

Hair loss is one of the most common cosmetic concerns worldwide, and millions of people look for natural solutions to strengthen and protect their hair. Among the many oils promoted for scalp care, jojoba oil stands out as a popular choice. Extracted from the seeds of the Simmondsia chinensis shrub, which grows in arid regions of North America, jojoba oil has a chemical structure very close to the natural oils produced by human skin. This similarity has led many to believe it may help restore scalp balance, protect follicles, and possibly reduce hair shedding. But what does the research really say?

Why Jojoba Oil Attracts Attention in Hair Loss Discussions

Unlike heavier oils, jojoba oil is not technically a “true oil” but a liquid wax ester. This means that its molecular composition resembles sebum, the natural oily substance our scalp produces to keep skin and hair hydrated. It is widely used in cosmetic moisturisers, and a review of plant oils notes that jojoba applied to skin mostly stays at the surface rather than penetrating deeply (Lin et al., 2018). Many commercial shampoos and conditioners use jojoba oil as an ingredient, claiming it can moisturize the scalp, reduce flaking, and protect against hair breakage. The reasoning behind applying jojoba oil for hair loss is not that it blocks hormones like dihydrotestosterone (DHT)—the main driver of androgenetic alopecia—but rather that it may make a dry or irritated scalp more comfortable. Whether that changes hair growth has not been tested.

Evidence from Laboratory Studies

The majority of research on jojoba oil does not come from large human trials but from cell culture studies and animal experiments. These studies provide clues but must be interpreted with caution. A study by Habashy et al. (2005) tested jojoba liquid wax in experimental inflammation models, mostly in rats (for example, chemically induced paw and ear swelling). It reduced several markers of inflammation in those models. However, this study did not directly measure hair growth, and it was performed in animals, not humans. This means its relevance to scalp application in people remains uncertain.

Human Evidence: What Do We Know?

When it comes to direct studies in humans, the evidence is limited and mostly indirect. A review of plant oils applied to the skin (Lin et al., 2018) describes jojoba as widely used in moisturisers and as a possible option for skin conditions with a damaged barrier, such as some forms of dermatitis. It does not report any hair outcomes. No human trial has tested jojoba oil for slowing or reversing hair loss. Jojoba oil is usually well tolerated, but allergic contact dermatitis to it has been reported (Wantke et al., 1996; Di Berardino et al., 2006), so a small patch test before wider use is sensible.

Could Jojoba Oil Support Other Treatments?

Jojoba oil does not block DHT like finasteride or act on follicles like minoxidil, and no study shows that it adds to either treatment. Some community members on platforms like Tressless prefer to use jojoba oil alongside established treatments rather than on its own. For example, users sometimes mix jojoba oil with topical minoxidil to reduce irritation and dryness. These reports are anecdotal. Mixing oils into a minoxidil product yourself is untested and may change how the product works, so ask a pharmacist first. Persistent irritation on minoxidil is worth having checked, because it can be an allergy to an ingredient.

References

Di Berardino, L., Di Berardino, F., Castelli, A., & Della Torre, F. (2006). A case of contact dermatitis from jojoba. Contact Dermatitis, 55(1), 57–58. https://pubmed.ncbi.nlm.nih.gov/16842559/

Habashy, R. R., Abdel-Naim, A. B., Khalifa, A. E., & Al-Azizi, M. M. (2005). Anti-inflammatory effects of jojoba liquid wax in experimental models. Pharmacological Research, 51(2), 95–105. https://pubmed.ncbi.nlm.nih.gov/15629254/

Lin, T.-K., Zhong, L., & Santiago, J. L. (2018). Anti-inflammatory and skin barrier repair effects of topical application of some plant oils. International Journal of Molecular Sciences, 19(1), 70. https://pubmed.ncbi.nlm.nih.gov/29280987/

Wantke, F., Hemmer, W., Götz, M., & Jarisch, R. (1996). Contact dermatitis from jojoba oil and myristyl lactate/maleated soybean oil. Contact Dermatitis, 34(1), 71–72. https://pubmed.ncbi.nlm.nih.gov/8789240/

For community experiences with jojoba oil and hair loss: Tressless. (n.d.). Jojoba. Retrieved September 29, 2025, from https://tressless.com/search/jojoba