November 2025 in “Journal of Investigative Dermatology” Dark skin has stronger barriers and structure due to specific gene activity.
25 citations
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May 1986 in “The American Journal of the Medical Sciences” Minoxidil helps hair growth and boosts self-esteem in balding men.
November 2010 in “SciVee” July 2024 in “Journal of Investigative Dermatology” Topical thyroid hormones may boost hair growth.
April 2024 in “JURNAL ILMU KEFARMASIAN INDONESIA” The mud mask with 22.5% kaolin and pomegranate peel extract worked best.
4 citations
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March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
13 citations
,
January 2014 in “Postępy Dermatologii i Alergologii” Patchy alopecia areata can affect only pigmented hairs, leaving gray hairs untouched.
11 citations
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May 2010 in “Pigment Cell & Melanoma Research” Two genes, Tabby and Ticked, determine cat coat patterns.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
11 citations
,
May 2012 in “Genesis” Bmpr2 and Acvr2a receptors are crucial for hair retention and color.
December 2025 in “JEADV Clinical Practice” A woman with hair loss condition experienced rare hair color return, suggesting it might help diagnose the condition.
6 citations
,
August 2022 in “Journal of Herbal Medicine” Mangosteen extract may help with hair growth and prevent graying.
Prunus Tomentosa extract is effective in promoting hair growth, similar to minoxidil.
October 2022 in “Hair Transplantation” 2 citations
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April 2016 in “Pharmaciana” Green tea and gotukola extract mix helps hair grow, with the best results from 5% green tea and 2.5% gotukola.
3 citations
,
December 2004 in “PubMed” A fungal infection caused skin lesions in farmed mink kits, but they remained healthy.
1 citations
,
July 2023 in “Biomimetics” A new hair treatment using a natural polyphenol complex improves hair strength, reduces static, and protects against UV damage.
24 citations
,
July 2005 in “Journal of the American Academy of Dermatology” A woman's eyelashes grew thicker and longer after taking topiramate, but returned to normal when she stopped the medication.
66 citations
,
February 1985 in “Archives of dermatological research” Hair dyes penetrate the scalp very minimally, less than 1%.
April 2024 in “Jurnal Agroindustri Halal/Jurnal agroindustri halal” The hair tonic with the highest seaweed extract content showed the best hair growth results.
April 2023 in “Journal of Investigative Dermatology” Blocking casein kinase 1 in skin cells can help melanocyte precursors move better, potentially helping with conditions like vitiligo or gray hair.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
1 citations
,
February 2015 in “Zenodo (CERN European Organization for Nuclear Research)” Different hair fiber brands have unique electrostatic and dielectric properties.
4 citations
,
September 1944 in “The American Journal of the Medical Sciences” 1 citations
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January 2019 The 1:5 ratio of fragrant pandan to celery extract best promotes hair growth.
August 2025 in “Skin Appendage Disorders” TCM is an effective and safe treatment for primary cicatricial alopecias.
February 2023 in “Journal of Drugs in Dermatology” Melatonin may help improve hair growth in people with certain types of hair loss.
37 citations
,
February 2014 in “Journal of Dermatology” Valproic acid increases hair count in men with hair loss.
4 citations
,
August 2023 in “Journal of Cosmetic Dermatology” Gynostemma pentaphyllum extract may help grow hair and prevent graying.
January 2023 in “Dermatologic therapy” Diphenylcyclopropenone topical immunotherapy is effective for treating alopecia areata, with some side effects.