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Glossary Scalp Injections

Scalp injections refer to the administration of various substances directly into the scalp to promote hair growth or treat hair loss conditions. These injections can include platelet-rich plasma (PRP), corticosteroids, or other growth factors that aim to stimulate hair follicles and improve scalp health. Their relevance lies in their potential to enhance hair density and slow down hair loss, making them a popular option in hair restoration therapies. Key distinguishing characteristics include the method of delivery, the specific substances used, and the targeted areas of the scalp for treatment.

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Research

5 / 1000+ results

research Use of virtual reality during scalp injections: A randomized interventional crossover study

2 citations , January 2022 in “Journal of the American Academy of Dermatology”

This article discusses the use of virtual reality as a sensory distraction technique during intradermal injections for hair loss treatment and reports no new clinical results.

research Acute Stroke After Scalp Injection of Platelet Rich Plasma and Stem Cells for Hair Loss

December 2015 in “Journal of Neurology and Stroke”

This case report describes a 57-year-old man's severe complications, including acute stroke and scalp necrosis, following platelet-rich plasma and stem cell injections for hair restoration.

Revitalizing Effect on the Scalp After Injection with a Mechanically Stabilized Hyaluronic Acid Complex in Subjects with Androgenetic Alopecia

research Revitalizing Effect on the Scalp After Injection with a Mechanically Stabilized Hyaluronic Acid Complex in Subjects with Androgenetic Alopecia

November 2024 in “Journal of Clinical Medicine”

This study observed that six sessions of injections using a stabilized hyaluronic acid compound improved hair thickness, shine, density, and reduced hair loss in volunteers with moderate androgenetic alopecia, with excellent treatment tolerability and high satisfaction reported by 88.5% of participants.

research Effect of Topical Anesthetics on Pain Perception during Scalp Platelet-rich Plasma Injections

July 2026 in “Current Medical Issues”

In this study, using EMLA cream did not adequately control pain during and after scalp PRP injections for androgenetic alopecia, with anxiety and younger age linked to higher pain levels.

research 54306 Use of Music During Scalp Injections: A Preliminary Study

September 2024 in “Journal of the American Academy of Dermatology”

This study found that music during platelet-rich plasma scalp injections reduced anxiety in male patients and increased preference for clinics offering music, but effects in female patients were mixed.

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Learn

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learn Scalp Micropigmentation

Is there a risk of infection with scalp micropigmentation? Scalp micropigmentation has a risk of infection, but proper aftercare minimizes it.
Are the pigments used in scalp micropigmentation safe? Providers describe SMP pigments as safe, medical-grade and made for the scalp, but those are supplier and clinic descriptions rather than regulatory approvals: no colour additive is approved for injection into the skin, and allergic reactions to tattoo pigment are documented.
Is scalp micropigmentation safe? Providers describe scalp micropigmentation as low-risk when a trained practitioner uses sterile single-use equipment, but that is a provider claim rather than a regulatory finding: pigment allergy, infection and colour change are documented risks of cosmetic tattooing.

learn HMI-115

Is HMI-115 taken orally, applied on the scalp, or injected? HMI-115 is administered as an injection.

learn Botox

What’s the science behind Botox injections for androgenetic alopecia? Small published studies and a 2025 meta-analysis report hair-count gains from scalp botulinum toxin injections, but nearly all of them lack control groups, and reviewers of the same literature call the evidence low-quality; the treatment is off-label and not approved for hair loss anywhere.

learn Mesotherapy

technique to inject very small amounts of beneficial chemicals into the scalp

learn Platelet-Rich Plasma

growth factors taken from your blood and injected into your scalp to stimulate hair

learn Microneedling

technique to create small wounds in skin to activate collagen production and hair growth

learn Ketoconazole

antifungal with some anti-androgenic benefits, often used as a shampoo

learn Alopecia Areata

autoimmune disorder causing patchy hair loss

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Community Join

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community botox injection and scalp tension

6 years ago

community Botox injections into the scalp for the treatment of hair loss.

3 upvotes 3 months ago

Botox injections into the scalp may reduce hair loss by decreasing scalp tension, but results vary; some users experienced no change, while others saw reduced hair loss and regrowth. The treatment is expensive and may not be effective for everyone, with some users reporting pain and no significant benefits.

community What about botox injections on the scalp?

6 upvotes 3 years ago

Botox injections on the scalp may help with hair loss, as one small study showed improvement in 8 out of 10 subjects. Treatments mentioned include Minoxidil, finasteride, and RU58841.

community DIY PRP Scalp Injections - wish me luck!

42 upvotes 5 years ago

A user shared their experience with DIY PRP scalp injections for hair regrowth, using an EZ Injector and other at-home equipment. Another user reported success with at-home PRP treatments for 1.5 years, noting thicker hair and a stable hairline.

community PRP and glow scalp injections have helped

1 upvotes 1 week ago

PRP and glow scalp injections have helped with hair loss. Minoxidil, finasteride, and RU58841 are also mentioned as treatments.

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Clinics

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Experts

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24
Trichologist
Kirsten J. Scalp
Greenville, SC, United States

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Kirsten J. Scalp