June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
February 2015 in “American journal of medical and biological research” Balding hair follicles have less growth-promoting factors and more inhibitory factors, leading to hair loss.
38 citations
,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
34 citations
,
January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
25 citations
,
January 2002 in “Folia Pharmacologica Japonica” Minoxidil helps hair grow by improving blood flow and increasing growth factors in hair follicles.
18 citations
,
April 2016 in “Toxicological Research” Lavender oil significantly promotes hair growth in mice.
16 citations
,
August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
4 citations
,
January 2020 in “BioMed Research International” Timosaponin BII, a plant extract, was found to promote hair growth in mice, similarly to minoxidil.
October 2024 in “Journal of the Pakistan Medical Association” Genetics, nutrition, lifestyle, and hormones affect early grey hair, but more research is needed.
May 2005 in “Seminars in Plastic Surgery” The Erbium YAG laser is effective in hair restoration, resulting in high yield and density, but it's not recommended for second replacements or those with good-quality hair.
11 citations
,
September 2012 in “Journal of animal physiology and animal nutrition” Higher protein diets with DL-methionine improve mink hair growth and fur quality.
15 citations
,
January 2017 in “Pigment International” Early hair graying is often inherited and influenced by genetics, environment, and lifestyle, but treatment options are limited.
3 citations
,
May 2010 in “Archives of dermatology” Herpes zoster infection can cause permanent hair color change in the affected area.
February 2026 in “Chinese Medicine” Natural products might help treat hair greying.
Current hair regeneration methods show promise but face challenges in maintaining cell effectiveness and creating the right environment for hair growth.
July 2024 in “Journal of Investigative Dermatology” A single medium, PRIME AIRLIFT, supports better human hair follicle formation in grafts.
Lamivudine might reverse hair graying and needs more research for potential treatments.
73 citations
,
June 2003 in “Journal of the American Academy of Dermatology” Dermatologists need to understand African American hair-care practices to better treat their hair and scalp disorders.
67 citations
,
October 1997 in “Dermatologic Surgery” The EpiLight Hair Removal System removed about 60% of hair with some side effects, and more research is needed to confirm long-term effectiveness.
53 citations
,
April 2018 in “Journal of The American Academy of Dermatology” Cancer treatments often cause hair disorders, significantly affecting patients' quality of life, and better management methods are needed.
47 citations
,
June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
46 citations
,
January 1991 in “Journal of Investigative Dermatology” Minoxidil works in liver and outer hair root sheath for hair growth.
30 citations
,
June 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Oral zinc sulphate reduces dark hair color in mice.
25 citations
,
June 2022 in “Developmental cell” Overactivating Hedgehog signaling makes hair follicle cells in mice grow hair faster and create more follicles.
16 citations
,
May 2013 in “Australasian Journal of Dermatology” Hair loss in Cronkhite-Canada syndrome is reversible by treating the gut issues and doesn't need steroid treatment for the hair itself.
14 citations
,
June 2011 in “Journal of Dermatological Science” TSH influences keratin expression in human hair follicles.
10 citations
,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
6 citations
,
March 2011 in “Experimental Dermatology” Too much or too little selenium in the diet can cause hair loss and graying in mice.
November 2025 in “Frontiers in Pharmacology” Botanical treatments like saw palmetto, rosemary oil, and ginseng may help reduce hair loss in menopausal women.
Good nutrition may help prevent premature hair graying.