12 citations
,
March 2021 in “Molecules” Cedrol Nanoemulsion was found to be more effective at promoting hair growth than traditional treatments and had better bioavailability.
33 citations
,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
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.
Wild African goats have genetic adaptations for surviving harsh desert conditions.
January 2008 in “Journal of The American Academy of Dermatology” Trichoscopy is a helpful and quick method to identify different types of hair loss in women.
63 citations
,
October 2013 in “Dermatologic Surgery” Platelet-Rich Plasma (PRP) increases the number of new hair follicles and speeds up hair formation.
The conclusion is that a more comprehensive and precise approach is needed for diagnosing PCOS to address its broader health risks.
56 citations
,
February 2012 in “Developmental biology” Sostdc1 controls the size and number of hair and mammary gland structures.
13 citations
,
January 2013 in “Dermatologic Surgery” Experienced hair transplant surgeons suggest a limited number of hair follicles can be used for transplants, and recommend conservative methods to avoid scarring and depletion.
April 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Eating raw cheonggukjang improves scalp hair in middle-aged women.
6 citations
,
January 2013 in “Journal of Clinical and Diagnostic Research” AMH levels are higher in women with PCOS and can indicate the number of small follicles in their ovaries.
3 citations
,
April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
KRTAP6 genes affect wool quality in sheep.
The KRT84 gene is linked to better wool quality in Gansu Alpine Fine-wool sheep.
August 2024 in “Pharmaceuticals” Oral sturgeon oil promotes hair growth and improves gut health.
Higher PD-1 levels mean fewer CD8+ T cells in alopecia areata hair follicles.
November 2025 in “Phytomedicine” Modified Changfa Zirong Powder improves hair growth in androgenetic alopecia.
March 2024 in “Molecules/Molecules online/Molecules annual” Enzymatically extracted bear oil has more unsaturated fats and significantly increases hair growth in mice.
January 2024 in “Journal of Cosmetic Dermatology” Microneedling combined with other treatments significantly improves hair growth in people with hair loss and is safe.
January 2023 in “Iranian Journal of Pharmaceutical Research” Stauntonia hexaphylla extract can help treat hair loss by blocking certain hormones.
221 citations
,
January 2014 in “Human Reproduction” Adding anti-Müllerian hormone to PCOS criteria lowers the number of women diagnosed.
12 citations
,
June 2006 in “Anais Brasileiros de Dermatologia” The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.
3 citations
,
May 2022 in “Oncogene” Vav2 and Vav3 proteins help control skin stem cell numbers and activity in both healthy and cancerous cells.
3 citations
,
December 2018 in “International Journal of Biomedicine” Platelet rich plasma therapy significantly improves hair growth and increases the number of hair follicles in men with androgenetic alopecia.
June 2023 in “Skin Research and Technology” High-resolution MRI can distinguish between tertiary androgenetic alopecia and severe alopecia areata by measuring scalp and tissue thickness and hair follicle depth.
8 citations
,
January 2007 in “International journal of experimental pathology” Hairless HRS/J mice resist Bacillus anthracis skin infections due to high numbers of immune cells, not because they lack hair follicles.
June 2023 in “Sains Malaysiana” Cinchonine Nanostructured Lipid Carriers serum safely and effectively stimulates hair growth and increases the number and size of hair follicles.
86 citations
,
December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
23 citations
,
April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
14 citations
,
February 2021 in “Experimental Dermatology” Cannabinoid receptor-1 signaling is essential for the survival and growth of human hair follicle stem cells.