January 2023 in “Journal of orthopedics & bone disorders” Platelet-rich plasma may not be very effective for bone healing and hair growth due to a substance it contains that blocks these processes.
November 2022 in “Journal of Investigative Dermatology” Butyrate helps hair grow longer, improves hair cell health, increases pigment production, and boosts hair's natural defenses.
48 citations
,
April 2008 in “Human Molecular Genetics” Progerin affects cell shape but not hair or skin in mice.
100 citations
,
September 1999 in “British Journal of Dermatology” The study found that two enzymes linked to hair loss are located in different parts of the scalp, supporting a common treatment's effectiveness.
3 citations
,
January 2010 2 citations
,
September 2023 in “Cosmetics” Cannabinoids may help some skin conditions but more research is needed.
19 citations
,
September 2014 in “British Journal of Dermatology” Minoxidil foam 5% effectively treats hair loss in both frontal and vertex scalp regions.
Botulinum toxin shows promise for treating scalp sweating but not for hair growth.
40 citations
,
December 2014 in “Indian Journal of Dermatology” Two new signs, 'signet ring vessels' and 'hidden hairs,' help tell apart scalp psoriasis and seborrheic dermatitis.
3 citations
,
April 2009 in “PubMed” Melatonin may protect rat hair follicles from damage caused by oxidative stress after a burn.
9 citations
,
October 1991 in “Archives of Dermatological Research” Testosterone, DHT, and estradiol significantly affect hair cell growth.
12 citations
,
April 2020 in “British Journal of Dermatology” Caffeine may help reduce stress-induced hair loss.
7 citations
,
January 2017 in “International Journal of Dermatology” Superficial cryotherapy significantly improves eyebrow hair growth in alopecia universalis patients.
6 citations
,
March 2019 in “Medical science monitor basic research/Medical science monitor. Basic research” VEGFR-2 is active in hair follicles, sebaceous glands, sweat glands, and skin on the human scalp.
May 2024 in “Journal of cosmetic dermatology” Heat-treated Limosilactobacillus fermentum with menthol, salicylic acid, and panthenol promotes hair growth and balances scalp microbiome in people with androgenetic alopecia.
47 citations
,
July 2023 in “Nature Genetics” 3 citations
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September 2016 in “Clinical, cosmetic and investigational dermatology” Sphinganine can reduce hair loss and improve scalp health.
October 2023 in “Current Issues in Molecular Biology” The YH complex, made from Astragalus membranaceus and Cinnamomum cassia, may help treat hair loss by promoting hair growth and follicle development.
9 citations
,
August 2005 in “Archives of Dermatological Research” Scalp dermal papilla and fibrous sheath cells have different MMP expression than scalp dermal fibroblasts.
1 citations
,
September 2019 in “Journal of Investigative Dermatology” Human hair matrix cells and dermal papilla fibroblasts can form early hair follicle structures but don't produce hair shafts yet.
2 citations
,
January 2012 in “InTech eBooks” Chemotherapy often causes hair loss, which usually grows back within 3 to 6 months, but there's no effective treatment to prevent it.
18 citations
,
June 2012 in “Archives of Dermatological Research” Vitamin D boosts a specific protein in skin cells linked to hair follicles.
2 citations
,
October 2016 Chemotherapy and radiotherapy can cause skin side effects like rashes, hair loss, and nail changes, which are usually managed with conservative treatments.
February 2026 in “Middle European Scientific Bulletin” Improving scalp microbiome may help restore hair and improve scalp health.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
February 2023 in “Journal of Drugs in Dermatology” Melatonin may help improve hair growth in people with certain types of hair loss.
1 citations
,
January 2025 in “JAAD reviews.” Personalized hair care strategies are needed for Black cancer patients to prevent hair loss during chemotherapy.
48 citations
,
February 2017 in “Journal of Cosmetic Dermatology” The conclusion is to use scalp cooling, gentle hair care, and treatments like minoxidil for managing hair loss from chemotherapy, and stresses the need for more research and collaboration in this area.
Synthetic hair implants may pose health risks, including cancer, and require careful monitoring.
July 2018 in “Elsevier eBooks” Frontal Fibrosing Alopecia is a type of hair loss affecting mostly older women, with no agreed best treatment.