Reviewers criticized the study for its assumptions, social media data collection issues, and lack of comparison to existing methods.
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.
82 citations
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February 1989 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.
62 citations
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June 2015 in “Sexually Transmitted Infections” Sexual activity can spread T. interdigitale, needing quick antifungal treatment to avoid permanent scarring.
27 citations
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February 2006 in “International Journal of Dermatology” Some children and young adults with eyebrow and eyelash hair loss actually have a hair-pulling disorder, often with related psychological issues.
16 citations
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September 2019 in “Aesthetic Plastic Surgery” Platelet-rich plasma therapy helps improve atrophic acne scars.
10 citations
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May 1978 in “Acta Dermato Venereologica” Pustules in toxic erythema are linked to hair follicles or sweat ducts.
7 citations
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October 2021 in “Journal of Mind and Medical Sciences” Milk powder in Romania often has unsafe levels of aluminum and other elements, posing health risks.
5 citations
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October 2021 in “Dermatologic Surgery” Platelet-rich plasma (PRP) can significantly improve melasma, a skin pigmentation disorder, but may not add benefits when used with certain other treatments.
4 citations
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March 2022 in “Journal of Infection” Anti-androgen therapy might help protect against COVID-19 infection and reduce death risk.
July 2025 in “Russian Journal of Clinical Dermatology and Venereology” Botulinum toxin is not proven effective for treating hair loss.
Transgender patients face more barriers to oral healthcare, leading to poorer oral health and quality of life.
April 2023 in “JOJ dermatology & cosmetics” The conclusion is that a team of skin doctors and psychiatrists is needed to better treat patients with mind-skin disorders.
February 2022 in “Scientia Pharmaceutica” Different hair loss treatment ingredients work well with TrichoTech™ vehicles for 3 to 6 months, making them good for use in hair treatments.
53 citations
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November 1997 in “Journal of Forensic Sciences” Darker hair in guinea pigs holds more codeine than lighter hair.
24 citations
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April 2005 in “The Journal of Dermatology” Putting ketoconazole on the skin can help mice grow hair.
18 citations
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January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
15 citations
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November 2012 in “International Journal of Dermatology” The conclusion is that hair loss from CCCA may be genetic and not solely caused by hair grooming practices.
14 citations
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January 2008 in “Gynecological Endocrinology” High levels of male hormones in women without tumors are linked to metabolic problems and can be treated with metformin.
6 citations
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April 2022 in “Journal of diabetes research” Type 2 diabetes slows down skin and hair renewal by blocking important stem cell activation in mice.
3 citations
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June 2018 in “Bioorganic & medicinal chemistry” Compounds 4, 4b, and 4c effectively inhibit an enzyme linked to testosterone conversion without significant toxicity.
December 2025 in “Cureus” SLE can occur in young males and cause knee pain.
February 2022 in “International journal of research in dermatology” The document concludes that proper diagnosis and treatment of hair shaft disorders require understanding their unique causes and avoiding hair-damaging practices.
November 2019 in “BMC veterinary research” The hair loss in Belgian Blue crossbred calves was caused by a diet issue, not by disease or infection.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The back of the scalp has more nerve fibers than the front, which may explain why some people feel more sensitivity there.
405 citations
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January 2004 in “Journal of Investigative Dermatology” Hair follicle size and distribution vary significantly across different body sites.
25 citations
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May 1995 in “Journal of the American Academy of Dermatology” Erythromelanosis follicularis faciei can also affect women, though it's rare.
21 citations
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December 2015 in “Development Growth & Differentiation” DHT is crucial for urethral formation, and its disruption can affect masculinization and lead to hypospadias.
15 citations
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October 1996 in “Archives of Dermatology” Researchers identified a new hair loss pattern called "sisaipho type," where hair is lost across the scalp except around the edges.
11 citations
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March 2004 in “Journal of Comparative Pathology” Norfolk Terriers have a genetic skin defect causing scaling and blisters due to a keratin issue.