November 2023 in “Italian journal of dermatology and venereology” Telogen effluvium is a common, often temporary hair loss caused by stress and other factors, and it's hard to pinpoint and treat.
May 2025 in “Journal of Traditional Chinese Medical Sciences” Stellera chamaejasme L. extract promotes hair growth by activating hair growth genes.
September 2024 in “Journal of the American Academy of Dermatology” Microneedling mildly regrows hair in androgenetic alopecia but not in other types.
January 2024 in “Indian Journal of Pharmaceutical Sciences” Peach kernel extract may promote hair growth by boosting cell growth in hair follicles.
December 2023 in “International Journal of Science and Research (IJSR)” FUE is a safe and effective method for beard and moustache transplants.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Platelet-rich Plasma Gel may help treat en coup de sabre scleroderma, improving symptoms and skin quality with minimal side effects.
PRP hair treatment is generally safe but may cause minor pain, bleeding, redness, and scalp tightness, and isn't suitable for everyone.
March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
July 2013 in “Faculty of Health; Institute of Health and Biomedical Innovation” Prostaglandins don't genetically contribute to hair loss.
1 citations
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January 2022 in “Rasayan journal of Chemistry” Albizia saponaria bark ethanol extract, particularly at 15%, promotes hair growth in rabbits.
March 2026 in “Mendeley Data” March 2026 in “Mendeley Data”
February 2009 in “Journal of The American Academy of Dermatology” Yellow dots look different in various hair loss conditions and can help diagnose them.
13 citations
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October 2017 in “Anais Brasileiros de Dermatologia” Yellow dots in hair and scalp examinations are important for diagnosing different scalp conditions.
14 citations
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April 2017 in “Dermatology practical & conceptual” Yellow dots are common in severe alopecia areata.
39 citations
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January 2011 in “Archives of Dermatology” Reflectance confocal microscopy confirms that yellow dots are signs of damaged hair follicles in alopecia areata.
21 citations
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January 2014 in “International Journal of Trichology” The study concluded that yellow dots are a common and useful sign for diagnosing alopecia areata in dark-skinned individuals and may indicate the severity of the condition.
8 citations
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August 2017 in “Skin appendage disorders” Red dots on the upper chest may be an early sign of certain types of hair loss.
February 2013 in “Journal of the American Academy of Dermatology” Follicular red dots can appear where alopecia areata and vitiligo overlap.
14 citations
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June 2013 in “Anais Brasileiros de Dermatologia” Follicular red dots may be a normal feature seen in people with less skin pigmentation, not necessarily indicating a scalp disorder.
6 citations
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January 2016 in “JAMA Dermatology” Dirty dots are a common scalp finding in elderly women and can be washed away with shampoo.
January 2024 in “Dermatology practical & conceptual” The Peripilar sign does not indicate perifollicular infiltrate in hair loss from Androgenetic Alopecia.
1 citations
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June 2020 in “IP Indian journal of clinical and experimental dermatology” Yellow dots were the most common sign of alopecia areata found using trichoscopy.
15 citations
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November 2016 in “Journal of The American Academy of Dermatology” Exclamation mark hairs suggest early scalp disease, while white dots indicate it's chronic.
June 2019 in “Journal of evolution of medical and dental sciences” Dermoscopy is useful for tracking alopecia areata treatment, with yellow dots and new vellus hairs being good indicators of hair regrowth.
5 citations
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December 2018 in “Journal of The American Academy of Dermatology” Some hair products can create false signs on scalp examinations, leading to wrong diagnoses.
April 2024 in “Journal of cosmetic dermatology” Children with alopecia areata have more exclamation mark hairs and fewer yellow dots than adults.
8 citations
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January 2020 in “International Journal of Trichology” Different patterns on the scalp help diagnose types of hair loss without needing a biopsy.
42 citations
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June 2012 in “Clinical and Experimental Dermatology” Black dots under trichoscopy can appear in different hair and scalp conditions, not just in alopecia areata.
19 citations
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December 2008 in “Journal of The American Academy of Dermatology” The authors suggest that a new type of hair loss exists, which is different from alopecia areata.