36 citations
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February 2017 in “BMC Complementary and Alternative Medicine” Geranium sibiricum extract helps hair grow and is more effective than minoxidil but can be toxic in high concentrations.
3 citations
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December 2019 in “Journal of Cosmetic and Laser Therapy” PRGF treatments increased hair number and thickness in people with hair loss, with more injections leading to better results.
July 2025 in “Journal of Investigative Dermatology” Laser treatment boosts hair growth by activating a key growth factor.
The treatment was ineffective in humans.
July 2022 in “Research Square (Research Square)” Huaier helps hair grow back and repairs tissue after cancer treatment.
71 citations
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February 1992 in “Journal of Cutaneous Pathology” Antibodies help identify glycoproteins in normal skin and tumor cells.
July 1995 in “Journal of Dermatological Science”
December 2020 in “International Journal of Research in Dermatology” Many dermatologists in India find serum peptide formulations effective for treating hair loss.
December 2023 in “Chiwi'saeng'gwa haghoeji” Hair keratin protein might help heal mouth wounds faster.
61 citations
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February 1997 in “Differentiation” Hair differentiation starts earlier than thought, involving multiple type-II keratins.
August 1994 in “Journal of dermatological science” Mouse hair cells respond to male hormones by growing less, and this can be stopped by certain blockers.
March 2022 in “Hair transplant forum international” Using a special laser and growth serum can safely increase hair thickness and density in people with hair loss.
A new peptide, murikal/SPR4, was found to significantly increase hair growth in mice, and its liposomal topical formulations enhanced hair growth more than commercial products. However, results on human scalp skin were unclear, needing more tests.
46 citations
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May 1991 in “British Journal of Dermatology” Heparin can inhibit hair growth in mice when injected.
40 citations
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July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
January 2012 in “RWTH Publications (RWTH Aachen)” pdHGF speeds up wound healing and hair growth.
37 citations
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May 1997 in “The Journal of Clinical Endocrinology & Metabolism” MK-386 lowers DHT in blood and skin but not in semen.
January 2022 in “Journal of Cosmetics, Dermatological Sciences and Applications” The serum increased hair density and was well-tolerated, but didn't affect hair thickness or shedding.
10 citations
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February 2013 in “British Journal of Dermatology” Thyrotropin-releasing hormone may help control skin and hair growth and could aid in treating related disorders.
May 2026 in “SKIN The Journal of Cutaneous Medicine” The supplement gummy and serum safely improve hair growth in women with hair loss.
22 citations
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August 2009 in “Evidence-based Complementary and Alternative Medicine” The composition with carnitine, thioctic acid, and saw palmetto extract may effectively reduce inflammation in hair follicle cells.
November 2015 in “Journal of the Korea Academia-Industrial cooperation Society” The new assay can help develop products for hair re-growth.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The serum promotes thicker, stronger, and healthier hair.
7 citations
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January 2002 in “Biological Trace Element Research” Children with pituitary dwarfism have higher zinc and copper, lower manganese, and similar iron levels in hair compared to normal children.
9 citations
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October 2018 in “Medical Science Monitor” Lowering certain hormone levels improves treatment for hair loss in young men.
7 citations
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November 2022 in “Communications biology” Keratin injections can promote hair growth by affecting hair-forming cells and tissue development.
January 2013 in “Seoul National University Open Repository (Seoul National University)” Epidermal growth factor helps hair regrow after chemotherapy.
1 citations
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October 2022 in “Annals of Translational Medicine” Cucurbitacin helps mice grow hair by blocking a protein that stops hair growth.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair serum effectively promotes hair growth and fights microbes.
Age-related changes in scalp glands may affect hair health, but sulforaphane might help.