Copper deficiency lowers blood and liver copper levels in rats, but not in hair or bones.
March 2024 in “Journal of Cosmetic Dermatology” Laser-pretreated blood for hair loss treatment was more effective and increased stem cells.
25 citations
,
November 1987 in “British Journal of Dermatology” Minoxidil didn't increase scalp blood flow for hair growth, but hexyl nicotinate did.
Zinc levels in hair and blood are linked to enzyme activity in people with certain skin conditions.
180 citations
,
November 1991 in “American Journal of Psychiatry” Fluoxetine was not effective in treating hair-pulling disorder in the short term.
56 citations
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January 2008 in “Dermatology” Higher iron levels in the blood are not linked to increased hair loss in women.
36 citations
,
February 2017 in “Journal of Cellular and Molecular Medicine” VEGF165 helps hair follicle stem cells become blood vessel cells, aiding new blood vessel growth.
17 citations
,
May 2014 in “Cell transplantation” Genetically modified stem cells from human hair follicles can lower blood sugar and increase survival in diabetic mice.
11 citations
,
May 1998 in “Child's nervous system” A baby had a rare condition with abnormal blood vessels in the brain and unusual skin and hair growth, possibly a new syndrome.
10 citations
,
November 2022 in “Protein & Cell” Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.
10 citations
,
December 2021 in “Frontiers in cell and developmental biology” Glypican-1 is important for blood vessel growth in hair follicles and could help treat hair loss.
9 citations
,
July 2013 in “Clinical Neuroradiology” A man developed a rare blood vessel connection on his scalp after hair transplants, which was successfully treated with surgery.
8 citations
,
March 2020 in “Colloids and surfaces. B, Biointerfaces” Heating hair proteins changes their structure and may improve their blood clotting ability.
6 citations
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July 1985 in “British Journal of Dermatology” Topical minoxidil showed limited effectiveness for hair regrowth in alopecia areata.
3 citations
,
October 1994 in “Medical Molecular Morphology” The lower part of rat vibrissa hair gets more blood and is well-protected for growth.
2 citations
,
January 2002 in “The Chinese Journal of Clinical Pharmacology” Finasteride effectively improves hair growth in men with minimal side effects.
1 citations
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January 2023 in “International journal of all research education and scientific methods” Hair analysis is better than urine and blood for detecting past drug use.
February 2026 in “Chemical Engineering Journal” PCA hydrogel promotes hair growth by enhancing blood vessel formation and hair follicle stem cell activity.
March 2024 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Hair transplant surgery using micropunch can cause blood vessel damage similar to vasculitis in some cases.
April 2016 in “Journal of The American Academy of Dermatology” People with certain allergic conditions or higher white blood cell counts have more severe hair loss, and treating hair and nail side effects early in melanoma therapy can improve quality of life.
April 2015 in “MOJ Cell Science & Report” Rat hair follicle stem cells can be used to improve blood vessel growth in engineered skin.
2 citations
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May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
May 1988 in “Journal of Forensic Sciences” A new method accurately determines hair blood type and can be used on dust samples.
15 citations
,
June 1996 in “Journal of Pharmacy and Pharmacology” Caffeine levels in hair and blood can indicate liver health.
4 citations
,
May 2021 in “Molecules” The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
April 2024 in “Clinical, cosmetic and investigational dermatology” Salvianolic Acid B helps hair grow by reducing cell stress and increasing blood flow to hair follicles.
January 2024 in “Academic Journal of Medicine & Health Sciences” The herbal tea blend may improve hair health and overall well-being, but more research is needed.
November 2014 in “Surgical research updates” Platelet Rich Plasma (PRP) may improve hair transplant success by increasing blood vessel and hair follicle growth.
January 2010 in “Xiandai yaowu yu linchuang” Yangxue Shengfa Capsules promote hair growth by increasing blood flow and hair follicles.
52 citations
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January 2003 in “Journal of Investigative Dermatology” Thrombospondin-1 is crucial for hair follicle regression and reduced blood vessel growth during the catagen phase.