27 citations
,
January 2015 in “International Journal of Trichology” The supplement helps improve hair growth and reduce hair shedding.
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.
May 2023 in “Elsevier eBooks” Some nutritional supplements may help thicken hair in people with hair loss, but taking too much can cause side effects.
November 2025 in “The Journal of Immunology” A humanized IL-2 fusion protein boosts T regulatory cells and helps control hair loss in Alopecia Areata.
May 2018 in “The journal of immunology/The Journal of immunology” Mutations in the FOXN1 gene cause severe immune issues but don't affect hair and nails.
37 citations
,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
25 citations
,
August 2016 in “Journal of Cosmetic Dermatology” The marine complex supplement significantly improved hair growth in men with thinning hair without adverse effects.
April 2017 in “Journal of dermatology & cosmetology” The marine protein complex, Viviscal®, was found to effectively reduce hair loss and improve hair, skin, and nails quality in women.
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.
1 citations
,
December 2011 Marine-derived ingredients show potential for hair health but need more human trials to confirm effectiveness.
46 citations
,
August 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Phosphatidic acid may help hair grow by affecting cell growth pathways.
16 citations
,
November 1992 in “Journal of International Medical Research” ViviScal®, a food supplement, was found to be highly effective in treating hereditary hair loss in young males, while fish extract showed no impact.
February 2026 in “Animals” Methionine supplementation in low-protein diets improves growth, fur quality, and gut health in blue foxes.
3 citations
,
October 2022 in “Han'gug dongmul jawon gwahag hoeji/Han-guk dongmul jawon gwahak hoeji/Journal of animal science and technology” Adding L-glutamine to the diet of Hanwoo steers may boost their immune system and help them cope with heat.
55 citations
,
November 2019 in “Cellular and Molecular Gastroenterology and Hepatology” Biotin may help treat inflammatory bowel disease by reducing inflammation and improving gut health.
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.
2 citations
,
April 2017 in “Plastic and Aesthetic Nursing” Platelet-rich plasma therapy shows promise for hair regrowth in alopecia patients.
6 citations
,
December 2022 in “Cell reports” Eating a high-fat fish oil diet caused mice to lose hair due to a specific immune cell activity in the skin linked to a protein called E-FABP.
87 citations
,
September 2019 in “Nature Communications” SOX11 and SOX4 help skin cells act like embryonic cells to heal wounds in mice.
5 citations
,
December 2021 in “Scientific Reports” Age affects how certain proteins involved in COVID-19 infection are expressed in mice, but sex hormones and heart injury do not.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Marine-derived supplements may improve skin and hair health.
15 citations
,
September 2006 in “Journal of International Medical Research” Nourkrin® significantly increased hair growth and was well-tolerated by people with hair loss.
3 citations
,
February 2018 in “Experimental and Molecular Medicine/Experimental and molecular medicine” A protein called PCBP2 controls the production of a hair growth protein by interacting with its genetic message and is linked to hair loss when this control is disrupted.
18 citations
,
December 2021 in “Foods” Seaweeds contain beneficial compounds with potential uses in food, cosmetics, and health, but more research is needed to improve extraction and safety.
August 2013 in “Pharmacy Today” Viviscal may modestly improve hair loss in women without adverse effects.
87 citations
,
March 2005 in “Journal of Dermatological Science” Asiasari radix extract promotes hair growth and increases protein synthesis and cell proliferation.
13 citations
,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
70 citations
,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
19 citations
,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.