November 2025 in “Cosmetics” Most trichological shampoo ingredients lack strong evidence for effectiveness against hair loss.
1 citations
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September 2016 in “Brain Behavior and Immunity” Hair cortisol levels can indicate stress and are affected by washing frequency, not cosmetic treatments.
4 citations
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November 2017 in “Journal of Cosmetic Dermatology” Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.
May 2023 in “Tạp chí Y Dược học Cần Thơ” The shampoo with grapefruit peel and Gleditsia sinensis helps mice grow hair faster, more, and longer.
December 2024 in “Skin Appendage Disorders” Traction alopecia reduces hair density and thickness; proper hair care can help prevent it.
May 2025 in “International Journal of Cosmetic Science” Caffeine and adenosine in shampoo may boost hair growth and change scalp microbes and lipids.
September 2024 in “Journal of Microbiology and Biotechnology” The tonic boosts hair growth and fights dandruff using natural electric energy.
June 2020 in “Acta Scientific Otolaryngology” Three sessions of PRP mixed with calcium chloride effectively treated alopecia.
January 2023 in “Laryngoscope” Platelet-rich plasma (PRP) can help restore hair, but the best method for preparing and using it is still unclear.
December 2025 in “Chemical Engineering Journal” 2 citations
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October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key hair loss factor.
38 citations
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July 1993 in “Journal of Investigative Dermatology” 
April 2025 in “Annals of Medicine” CRH can cause hair loss by promoting cell death in hair growth cells.
November 2025 in “International Journal of Advanced Research in Science Communication and Technology” The herbal shampoo is effective and suitable for commercial sale.
38 citations
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October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
August 2024 in “Skin Research and Technology” PRP is an effective and safe treatment for female hair loss.
January 2026 in “http://isrctn.com/” The food supplement may help reduce hair shedding and improve hair growth.
August 2025 in “Applied Sciences” Peroxide-rich plasma-activated water is gentler on hair than nitrate-rich formulations.
March 2014 in “Journal of The American Academy of Dermatology” Cortexolone 17a-propionate may be an effective new treatment for hair loss.
January 2023 in “Figshare” Ashwagandha Hair Serum may help reduce hair fall.
November 2001 in “PubMed” Perming, combing, and stretching damage hair by reducing keratin.
Caffeine in Alpecin shampoo may help prolong hair root activity and reduce hair loss.
33 citations
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September 2019 in “Dermatologic Surgery” Using a special stem cell formula on the scalp once a month for six months helped people with hair loss grow more hair.
December 2024 in “Ukrainian Journal of Dermatology Venerology Cosmetology” "Alpenta" effectively reduces hair loss and improves hair growth in women with telogen effluvium.
September 2021 in “Medicina Estética Revista Científica de la Sociedad Española de Medicina Estética (SEME)” The treatment improved hair growth and thickness in most patients with minimal side effects.
May 2025 in “Wound Repair and Regeneration” TSN6 peptide improves skin thickness and hair growth.
October 2025 in “Journal of Advanced Trends in Medical Research” Exosomes and PRP both show promise for hair loss treatment, but more research is needed.
Dense-packing hair grafting is a simple, safe, and effective way to restore hair in people with cicatricial alopecia.
6 citations
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September 2017 1 citations
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October 1978 in “The Journal of Pediatrics”