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Glossary Injections

method of delivering substances directly into the body via needle

Injections, also known as shots or jabs, are a method of delivering medication or other substances directly into the body using a needle and syringe. This technique allows for rapid absorption and precise dosing, making it a common practice in medical treatments, including vaccinations, hormone therapies, and treatments for conditions like alopecia.

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Research

5 / 1000+ results

research Injections of platelet-rich plasma for androgenic alopecia: A systematic review

25 citations , July 2017 in “Journal of Stomatology, Oral and Maxillofacial Surgery”

This review suggests that PRP injections may be effective in promoting hair regrowth, reducing hair loss, and increasing hair thickness in patients with androgenic alopecia.

Intradermal Injections of a Hair Growth Factor Formulation for Enhancement of Human Hair Regrowth: Safety and Efficacy Evaluation in a First-in-Man Pilot Clinical Study

research Intradermal injections of a hair growth factor formulation for enhancement of human hair regrowth – safety and efficacy evaluation in a first-in-man pilot clinical study

17 citations , February 2018 in “Journal of Cosmetic and Laser Therapy”

In this study, researchers administered eight sessions of intradermal injections containing growth factors into the scalp of 1000 patients, reporting a significant reduction in hair fall in 83% of participants and increased total hair count and shaft diameter, with promising tolerance and safety.

research Non‐Facial Skin Rejuvenation of the Neck, Chest, and Hands. Part One: Using Injections

8 citations , November 2024 in “Journal of Cosmetic Dermatology”

This article reviews the latest data on non-invasive body rejuvenation techniques, discussing advancements in filler technology and offering insights into their effectiveness and safety for both practitioners and patients interested in non-surgical procedures.

Clinical Effects of Autologous Follicular Unit Extraction Transplantation in the Treatment of Secondary Cicatricial Alopecia After Infections

research Clinical effects of autologous follicular unit extraction transplantation in the treatment of secondary cicatricial alopecia after infections

1 citations , September 2023 in “Journal of cosmetic dermatology”

In this retrospective observational study, the researchers evaluated autologous FUE hair transplantation for nine patients with secondary scarring alopecia from infections, reporting 88.9% satisfaction 12 months post-surgery and minimal complications, suggesting it is an effective and minimally invasive treatment option.

research Injections of Botulinic Neuroprotein Combined with Low Molecular Weight Hyaluronic Acid and Cluster of Lyophilized Amino Acids in One Syringe.

December 2024 in “PubMed”

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Community Join

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community Injecting estrogen for hairline regrow

268 upvotes 1 year ago

A user plans to undergo a temporary MtF transformation to regrow hair, using estrogen, RU58841, and Dutasteride, then revert with testosterone. Many users criticize the plan, suggesting alternatives like hair transplants, and emphasize that estrogen is not a reliable solution for hair regrowth.

community Infection from micro needling even with medicated shampoos and sanitation

4 upvotes 1 year ago

The conversation discusses scalp itching and tenderness after microneedling, despite using medicated shampoos and proper sanitation. The user plans to see a dermatologist and is concerned about possible infection or allergic reaction.

community 20MTF Results on the crown from 1 year on estrogen injections

468 upvotes 6 months ago

Estrogen injections significantly improved hair growth, particularly on the crown, after stopping finasteride. Monotherapy with estrogen led to hairline improvement, but also caused sterility and potential feminization effects.

community GHK-Cu peptide injections - what is your experience?

13 upvotes 6 months ago

GHK-Cu peptide injections are discussed for hair growth, but users report mixed results and suggest focusing on DHT management first. Some users combine GHK-Cu with treatments like Minoxidil and Dutasteride, but emphasize its benefits for skin rather than hair.

community bpc-157 scalp injections. 3 months

in Progress Pictures 52 upvotes 8 months ago

The user experienced reduced hair shedding after three months of injecting 1mg BPC-157 into the scalp, while continuing to use dutasteride and minoxidil. The injections are painful, and the user sometimes switches to injecting into the buttocks.

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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.

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 Follistatin

Can follistatin be applied topically, or is it only effective through injections or systemic use? Follistatin is not effective when applied topically and requires injections or systemic use.

learn Vitamin B12

Should Vitamin B12 be taken orally or by injection for hair loss treatment? Vitamin B12 can be taken orally or by injection if a deficiency exists.

learn Hydrocortisone

Can hydrocortisone be used together with other treatments like minoxidil or steroid injections? Clinicians do use a mild steroid cream to settle the scalp irritation minoxidil can cause, but no verified trial tests hydrocortisone added to minoxidil or to corticosteroid injections, and prolonged scalp use risks skin thinning — combining it is a decision to take with a prescriber.

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Clinics

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