August 2017 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Melatonin supplementation may lower skin temperature in unshaved areas of pregnant beef cattle.
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.
January 2018 in “Figshare” Curcuma aeruginosa extract lotion effectively reduces underarm hair growth.
40 citations,
May 2018 in “PubMed” Nutrafol® Women's Capsules safely and effectively promote hair growth in women with thinning hair.
August 2015 in “Europe PMC (PubMed Central)” Using body measurements can help achieve good results in plastic surgery like reshaping the torso, but it doesn't work for all body types.
27 citations,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
3 citations,
February 2021 in “Evidence-based Complementary and Alternative Medicine” The Chinese herbal supplement BeauTop can potentially boost hair growth and thickness by increasing a protein called Vascular Endothelial Growth Factor.
January 2020 in “Journal of Cosmetics, Dermatological Sciences and Applications” DEEPLY ROOTED® supplement seems to effectively improve hair growth and quality in women with no side effects.
3 citations,
May 2018 in “Journal of nutritional health & food science” Nutritional supplements can help manage hair loss and promote hair growth by strengthening hair roots and countering harmful effects of pollution, smoking, and deficiencies in vitamins and minerals.
5 citations,
September 2017 in “Journal of Cosmetic Dermatology” A marine protein-based dietary supplement can safely boost hair growth and reduce hair loss in people with thinning hair.
1 citations,
April 2012 in “Korean Journal of Food Science and Technology” Using both oral herbal supplements and hair tonic together works better for hair growth than using just the tonic.
7 citations,
March 2021 in “Molecular Medicine Reports” A mix of specific inhibitors and a growth factor helps keep hair growth cells from losing their properties in the lab.
Restolin Hair Supplement may help hair growth but lacks FDA approval and clinical trial evidence.
47 citations,
December 2006 in “Therapy” The dietary supplement helped increase hair growth in women with hair loss.
February 2024 in “Animals” Giving selenium yeast to pregnant goats leads to better hair growth and cashmere quality in their babies.
October 2023 in “JOJ dermatology & cosmetics” Thiocyanate helps hair growth and can be supplemented in diet or applied topically.
June 2023 in “Skin Research and Technology” The supplement with amino acids, iron, selenium, and marine hydrolyzed collagen improved hair growth more than drug treatment alone, with most people tolerating it well.
3 citations,
January 2017 in “Journal of cosmetology & trichology” The food supplement with L-cystine, Serenoa repens extract, and biotin safely reduced hair loss and improved hair growth in men and women.
May 2023 in “Journal of Applied Cosmetology” The Annurca apple supplement significantly improved hair growth in people with hair loss.
July 2022 in “Hair transplant forum international” Vitamin D might be involved in hair growth, so taking supplements could help treat hair loss if you're deficient.
3 citations,
February 2020 in “International journal of women’s dermatology” Most women with hair loss take more supplements than average, but these often don't help and can be risky and costly.
Instagram ads for skin, hair, and nail supplements often make broad health claims without clear ingredient information, and are not FDA-regulated.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
1 citations,
May 2021 in “Research journal of topical and cosmetic sciences” Muttaijow ComplexTM improved skin, hair, and nail health in middle-aged adults.
May 2021 in “Research journal of topical and cosmetic sciences” TrichovitalsTM improved skin, hair, and nail health in adults after 12 weeks.
18 citations,
September 2011 in “Livestock science” Maternal Nano-Se supplements improve fetal hair follicle development in cashmere goats.
December 2022 in “Cosmetics” The food supplement improved hair growth and strength in people with a certain type of hair loss and had no major side effects.
December 2021 in “Trichology and cosmetology:” Taking Kera-Diet® improves hair and nail health without side effects.
January 2021 in “Figshare” Metformin helps regenerate hair follicles in lab conditions.
August 2016 in “Journal of Investigative Dermatology” Zinc deficiency disrupts hair growth and cycle, but zinc supplements can fix this.