81 citations,
January 2003 in “The FASEB Journal” Follistatin helps hair growth and cycling, while activin prevents it.
79 citations,
January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
78 citations,
January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
77 citations,
July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
77 citations,
April 2009 in “British Journal of Dermatology” Aromatase gene variation may increase female hair loss risk.
74 citations,
June 2013 in “Journal of Investigative Dermatology” Four genetic risk spots found for hair loss, with WNT signaling involved and a link to curly hair.
70 citations,
March 2010 in “The Journal of Steroid Biochemistry and Molecular Biology” Blocking a specific enzyme might help treat obesity and diabetes, but more research is needed to ensure it's safe.
69 citations,
June 2017 in “Experimental Biology and Medicine” Advanced human skin models improve drug development and could replace animal testing.
67 citations,
January 2022 in “Theranostics” Advanced nanocarrier and microneedle drug delivery methods are more effective, safer, and less invasive for treating skin diseases.
66 citations,
July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
65 citations,
April 2020 in “International Journal of Molecular Sciences” PRP injections may be a safe, effective alternative for hair loss treatment compared to minoxidil and finasteride.
65 citations,
October 2018 in “Frontiers in cellular and infection microbiology” Certain bacteria and fungi are linked to healthy scalps and dandruff, suggesting that the scalp's microbial balance affects its health.
65 citations,
January 2013 in “Cochrane library” Some systemic treatments work for nail psoriasis but can have serious side effects.
64 citations,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
62 citations,
May 1997 in “Journal of Pharmaceutical Sciences” Sebaceous glands in the skin play a key role in absorbing the antiandrogen drug RU 58841, especially when it's encapsulated in liposomes.
60 citations,
April 2010 in “General and Comparative Endocrinology” Fadrozole and finasteride change gene expression related to sex hormones and thyroid hormones in frog larvae development.
60 citations,
August 2008 in “Human molecular genetics online/Human molecular genetics” A position effect on the TRPS1 gene causes excessive hair growth in humans and mice.
58 citations,
March 2013 in “Human Reproduction Update” Products should be called 'sperm-safe' only after thorough, well-designed tests.
58 citations,
January 2020 in “International Journal of Molecular Sciences” Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.
58 citations,
June 2018 in “Scientific reports” Researchers found 15 new genetic links to skin traits in Japanese women.
57 citations,
September 2017 in “Journal of controlled release” Nanocarrier-loaded gels improve drug delivery for cancer, skin conditions, and hair loss.
57 citations,
February 2007 in “International Journal of Cancer” A49T gene variant linked to higher prostate cancer risk, lower hormone levels, and slightly reduced balding risk.
54 citations,
September 1972 in “British journal of nutrition” Malnutrition severely harms growth and development in young baboons.
53 citations,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
51 citations,
January 2012 in “Annals of Dermatology” Asian hair loss differs from Europeans; consider individual needs and psychological well-being for treatment.
51 citations,
November 2011 in “British Journal of Dermatology” A gene called HDAC9 might be a new factor in male-pattern baldness.
50 citations,
November 2010 in “Otolaryngologic Clinics of North America” Recognizing oral symptoms can help diagnose and treat blood and nutritional diseases early.
50 citations,
November 2010 in “Plastic and Reconstructive Surgery” Botox increased hair count in men with baldness and might work by improving scalp blood flow.
49 citations,
March 2018 in “Toxicological sciences” Low doses of mixed chemicals cause permanent reproductive malformations in male rats.
48 citations,
July 2001 in “Clinics in Dermatology” Cosmetics enhance beauty, fix defects, and intimidate enemies, with varying cultural standards and alternative methods.