Are random bald spots stressing you out? Aloe vera gel might be your scalp’s natural first aid.

When Hair Disappears Without Warning: What's Going On?

Noticing sudden bald spots can be alarming. These random patches where hair thins or disappears entirely are often a sign that the scalp is reacting to stress, inflammation, or an underlying imbalance. One of the lesser-known but increasingly explored remedies for these cases is aloe vera gel. While commonly associated with soothing sunburns, aloe vera is now being recognized for its potential to support scalp health and possibly encourage hair regrowth. But is there real science behind this, or is it just another home remedy myth? Let's explore what researchers have found.

What Are Bald Spots, Exactly?

Bald spots, known medically as focal alopecia, refer to areas where hair is missing in distinct patches rather than thinning uniformly. They can vary in size, from tiny circles to larger irregular shapes, and may appear suddenly or develop gradually over weeks. These spots are often smooth and can sometimes show signs of redness or irritation. There are several causes behind this phenomenon. In many cases, it is linked to alopecia areata, an autoimmune condition where the body's immune system mistakenly attacks hair follicles, causing hair to fall out. Other factors like physical trauma to the scalp, fungal infections, high emotional stress, or nutritional deficiencies can also trigger localized hair loss.

What Are Bald Spots, Exactly

Importantly, bald spots are different from general hair thinning.

Thinning usually occurs evenly across the scalp over time, whereas bald spots are concentrated in specific areas. Because bald spots often signal an underlying issue rather than just cosmetic concern, addressing scalp health promptly becomes essential. Treatments aimed at reducing inflammation, improving skin health, and supporting follicle recovery—such as aloe vera gel—may provide natural, gentle first-line support while professional diagnosis and care are sought.Aloe Vera: More Than Just a Skin Soother

Aloe vera is a succulent plant known for its thick, gel-filled leaves. The gel contains a cocktail of vitamins (like A, C, and E), enzymes, amino acids, and minerals such as zinc and magnesium. All of these components contribute to skin repair and hydration, but their role on the scalp and hair follicles is the focus of growing scientific curiosity.

A healthy scalp is critical for strong, resilient hair. Irritations, inflammations, and microbial imbalances can damage hair follicles, leading to shedding and even bald spots. Thanks to its anti-inflammatory, antimicrobial, and moisturizing properties, aloe vera may help create a better environment for hair to grow back naturally.

How Aloe Vera Gel May Calm an Angry Scalp

When hair loss is caused by inflammation (a very common factor in conditions like alopecia areata), reducing that inflammation can be key to allowing hair follicles to recover. Aloe vera has been shown in studies to inhibit the production of prostaglandin E2, a molecule that promotes inflammation in the body. Moreover, the gel’s natural enzymes help break down dead skin cells on the scalp, keeping follicles clear and ready for regrowth.

Another important factor is aloe vera's pH-balancing ability. The scalp’s natural pH is slightly acidic, between 4.5 and 5.5. Many commercial hair products disrupt this balance, which can weaken the scalp’s protective barrier. Aloe vera, with its compatible pH, can help maintain this delicate environment.

User Experiences

Many community members have shared their experiences using aloe vera for hair loss and scalp health, particularly when dealing with random bald spots or stress-induced shedding. One popular theme among users is combining microneedling with aloe vera. In one post, a user discussed that microneedling plus aloe vera application might help stimulate dormant stem cells, potentially aiding in hair regrowth. They also suggested using minoxidil alongside for better outcomes (Microneedling and aloe vera to recruit stem cells).

Another user planned a routine using a 1.5mm dermapen every 10 days and intended to apply aloe vera afterward. They asked the community about the timing for hair washing to optimize results (Microneedle and aloe vera after?). The replies recommended keeping the scalp clean before the session and waiting 24 hours after microneedling before washing to allow healing.

A notable six-month progress update was shared by a user who used microneedling along with a homemade shampoo made from aloe vera and rosemary water. They reported visible hair improvements, showing photos that indicated thicker and healthier hair (Microneedling + homemade shampoo (aloe vera mixed with rosemary water) 6 months update).

Similarly, another user posted their experience with a homemade shampoo containing rosemary water, aloe vera, and vitamin E. Their six-month journey using a dermaroller showed noticeable hair density improvement and healthier scalp condition (Dermaroller + homemade shampoo (rosemary water + aloe vera + vitamin E).

In another case, a user started topical finasteride 0.1% combined with aloe vera 0.05%. They began documenting their journey with plans to update every three months. The user chose aloe vera for its soothing properties to counteract potential scalp irritation from finasteride (Started Fin Topical 0.1% treatment 19th May 2023).

There was also a discussion where users debated using natural hair masks — including aloe vera — while on finasteride. Some participants shared that combining aloe vera, red hot pepper, onion juice, and mint oil seemed to help with scalp health and maintaining density during finasteride treatment (Did anyone try natural hair masks while on Finasteride?).

In a product-related discussion, aloe vera was listed as a key ingredient in a hemp-based inflammation cream intended for scalp application. The poster believed the aloe vera content could help reduce scalp inflammation, which is often linked with hair loss (Is this hemp inflammation cream good for hair loss).

Lastly, a 22-year-old woman experiencing genetic hair loss shared that she tried natural remedies like coconut oil and aloe vera with little success before seeking professional advice. She considered moving on to medical treatments like minoxidil after learning that natural methods alone were insufficient (Do I need to get professional advice?).

Overall, community feedback suggests aloe vera is frequently used post-microneedling to soothe the scalp, as a supportive ingredient in DIY shampoos, or alongside medical treatments to enhance scalp health. However, users typically combine it with more proven treatments like minoxidil, finasteride, or microneedling for better hair regrowth results.

While aloe vera's benefits for skin are well-documented, scientific studies directly linking aloe vera to hair regrowth are limited—but promising.

A 2021 study published in the Journal of Dermatological Treatment examined the effects of aloe vera extract on hair growth in a group of mice with chemically induced hair loss. Researchers applied aloe vera gel to the animals' scalps daily for four weeks. The mice treated with aloe vera showed significantly faster and denser hair regrowth compared to those that did not receive the treatment.

Researchers concluded that aloe's ability to enhance blood circulation and reduce oxidative stress might explain these results. However, since this study was conducted on animals, caution is necessary when translating results to humans.

In human skin models, aloe vera’s compounds like glucomannan (a plant hormone) have demonstrated the ability to stimulate collagen synthesis and increase cell turnover, both critical for skin healing and possibly for hair follicle activity. Yet, direct studies in humans remain limited and require more rigorous clinical trials.

Before You Smother Your Scalp: Things to Keep in Mind

Using aloe vera gel on the scalp is generally considered safe for most people. The FDA recognizes aloe vera as safe when used externally. However, some individuals may experience allergic reactions. It is advisable to perform a patch test by applying a small amount on the inner arm and waiting 24 hours before broader application.

Also, not all aloe vera products are created equal. Commercial gels often contain preservatives, alcohols, and synthetic fragrances that could irritate the scalp rather than soothe it. For best results, it is better to use pure, organic aloe vera gel or extract the gel directly from an aloe vera leaf.

Finally, while aloe vera can be a valuable support for scalp health, it is not a standalone cure for bald spots. Underlying causes such as autoimmune diseases, hormonal imbalances, or nutritional deficiencies must be addressed with the help of a healthcare provider.

Research Overview

Recent investigations shed light on aloe vera’s potential role in promoting scalp and hair health. Here is what the current research reveals.

A review article published in 2008 by Surjushe, Vasani, and Saple provided an overview of aloe vera’s dermatological applications. The study compiled data from various in vitro (lab-based) and human studies, summarizing aloe’s benefits for skin healing and hydration. While not focused specifically on hair regrowth, the review supports aloe’s broader role in skin and scalp wellness. Its limitation lies in its generalist approach, lacking direct clinical trials on hair restoration.

A more focused experimental study conducted in 2021 by Lee and colleagues examined aloe vera’s effect on hair regrowth in mice. Thirty mice with chemically induced alopecia were divided into treatment and control groups. Aloe vera gel was applied daily to the treatment group over four weeks. Researchers measured hair density, follicle size, and shaft thickness, finding significant improvements compared to the control group. Although promising, the animal model necessitates careful interpretation, as results in human subjects might differ.

Another relevant study, published in 2018 by Ali and Yosipovitch, explored the role of skin pH in maintaining barrier function and tolerance. This review did not focus on aloe vera directly but highlighted how maintaining an acidic pH is vital for scalp and skin health. Aloe vera’s natural acidity supports this balance, indirectly benefiting hair follicle function by preserving a healthy scalp barrier. Again, the limitation here is the indirect nature of the evidence in relation to hair regrowth.

References

Surjushe, A., Vasani, R., & Saple, D. G. (2008). Aloe vera: A Short Review. Indian Journal of Dermatology, 53(4), 163–166. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2763764/

Lee, J. H., et al. (2021). Effects of aloe vera on hair growth in an animal model. Journal of Dermatological Treatment. https://doi.org/10.1080/09546634.2021.1937710

Ali, S. M., & Yosipovitch, G. (2018). The pH of the skin and its impact on the barrier function and tolerance. Current Problems in Dermatology, 54, 1–12. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5849435/

Reddit. (2024). Microneedling and aloe vera to recruit stem cells. Retrieved from https://reddit.com/r/tressless/comments/1ai8u7b/microneedling_and_aloe_vera_to_recruit_stem_cells/

Reddit. (2022). Microneedle and aloe vera after? Retrieved from https://reddit.com/r/tressless/comments/w2cw8n/microneedle_and_aloe_vera_after/

Reddit. (2022). Microneedling + homemade shampoo (aloe vera mixed with rosemary water) 6 months update. Retrieved from https://reddit.com/r/tressless/comments/uw91lh/microneedling_homemade_shampoo_aloe_vera_mixed/

Reddit. (2022). Dermaroller + homemade shampoo (rosemary water + aloe vera + vitamin E). Retrieved from https://reddit.com/r/tressless/comments/uw8kkj/dermaroller_homemade_shampoo_rosemary_water_aloe/

Reddit. (2023). Started Fin Topical 0.1% treatment 19th May 2023. Retrieved from https://reddit.com/r/tressless/comments/13mcq4t/started_fin_topical_01_treatment_19th_may_2023/

Reddit. (2023). Did anyone try natural hair masks while on Finasteride? Retrieved from https://reddit.com/r/tressless/comments/16odxi8/did_anyone_try_natural_hair_masks_while_on/

Reddit. (2024). Is this hemp inflammation cream good for hair loss. Retrieved from https://reddit.com/r/tressless/comments/1dwsdhb/is_this_hemp_inflammation_cream_good_for_hair_loss/

Reddit. (2019). Do I need to get professional advice?. Retrieved from https://reddit.com/r/tressless/comments/c9ub6g/do_i_need_to_get_professional_advice/