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Research

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research Epinephrine Vasoconstriction Effect Time in the Scalp Differs According to Injection Site and Concentration

4 citations , July 2016 in “Dermatologic Surgery”

Higher epinephrine concentration and specific injection sites increase scalp vasoconstriction time.

research Recipient Site Infection Following Dull Needle Implantation: A Case Report and Lessons Learned

November 2025 in “International Society of Hair Restoration Surgery”

Proper tools and strict hygiene are crucial to prevent infections in hair transplants.

research Early-onset recipient-site necrosis after FUE hair transplantation complicated by Pseudomonas aeruginosa infection: a case report

March 2026 in “Journal of Surgical Case Reports”

Smoking and long surgeries can cause severe complications like tissue death after hair transplants.

research Methotrexate injection site reactions: Case report and literature review

1 citations , March 2022 in “JAAD case reports”

Methotrexate injection site reactions are rare but can be managed by changing injection sites and using topical treatments.

research The effectiveness of waxing or epilation compared to conventional methods of hair removal in reducing the incidence of surgical site infections: a systematic review and meta-analysis

December 2024 in “Frontiers in Surgery”

Waxing and epilation might help wound healing, but more research is needed.

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Community Join

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community My home made topical dutasteride

in Finasteride/Dutasteride 3 upvotes 1 year ago

The conversation is about a user making a homemade topical dutasteride solution to use alongside testosterone replacement therapy (TRT) and oral dutasteride. The user aims to reduce DHT locally at the testosterone injection site and on the scalp.

community HairClone: Good info from their site

in Technology 10 upvotes 4 years ago

HairClone aims to rejuvenate miniaturizing hair follicles through follicle banking and cell expansion, with treatments potentially available in the UK by 2022. The process involves extracting, storing, and cloning hair follicles, but full regenerative treatments will take many years to develop.

community Hair cloning and injection of dermal papilla cells coming as soon as 2023

in Technology 119 upvotes 4 years ago

Hair cloning and injection of dermal papilla cells are discussed, with skepticism about their availability by 2023. Users mention Minoxidil, finasteride, and hair transplants as current treatments.

community Has anyone found any US Doctors willing to do Botox injections for hair loss?

in Treatment 6 upvotes 5 years ago

A 26-year-old male is experiencing hair loss and is interested in Botox scalp injections as a treatment, preferring it over finasteride due to fewer hormonal impacts. He seeks recommendations for US doctors offering this treatment and feedback from those with experience.

community The Effect of Intradermal Botox on Androgenetic Alopecia and Its Possible Mechanism (Journal of the American Academy of Dermatology (2020)

in Treatment 12 upvotes 6 years ago

Intradermal botulinum toxin (BTX) injections effectively treat androgenetic alopecia (AGA) by inhibiting TGF-β1 secretion from hair follicles. Further research and long-term follow-up are needed to confirm these findings.

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Learn

4 / 801 results

learn GHK-Cu

a copper peptide showing promise in both regrowth and reversing gray hair

learn Osteopontin

signaling protein that, when suppressed, may grow hair by reducing inflammation and stem cell loss

learn Overview

learn Thymosin Beta 4

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Clinics

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Experts

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