3 citations
,
November 2022 in “Molecules/Molecules online/Molecules annual” The substances improved hair regrowth and protected hair cells in humans and mice.
March 2023 in “Research journal of pharmacy and technology” The herbal hair oil helped hair grow in mice.
Eating flaxseed made rabbit hair longer and thicker and improved their weight and blood sugar and cholesterol levels.
4 citations
,
September 2015 in “Bulletin of the Korean Chemical Society” Researchers developed a quick and sensitive method to identify and measure hair growth-promoting substances in a herbal mix.
October 2025 in “International Journal of Advanced Research in Science Communication and Technology” Minoxidil effectively promotes hair growth, especially in a 5% solution, but requires continuous use.
16 citations
,
April 2021 in “International Journal of Molecular Sciences” Micro-current stimulation may promote hair growth more effectively than standard treatments.
1 citations
,
January 1992 in “The Nishinihon Journal of Dermatology” Minoxidil sulfate did not enhance hair growth or cell proliferation at tested levels.
"Coco de mono" seeds cause temporary hair loss due to selenocystathionine.
February 2006 in “Cambridge University Press eBooks” A 45-year-old woman experienced excessive hair shedding beyond the normal range.
April 2025 in “Research Journal of Topical and Cosmetic Sciences” Herbal hair oil with natural ingredients can effectively promote hair growth.
August 2023 in “Jurnal Pharmacia Mandala Waluya” Albizia saponaria bark extract at 20% concentration promotes hair growth in rabbits.
January 2015 in “대한미용학회지” Sandalwood oil promotes hair growth in mice.
24 citations
,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Polygonum multiflorum can promote hair growth when taken orally or applied topically.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Marine-derived supplements may improve skin and hair health.
A 15% clove leaf extract shampoo promotes hair growth but is less effective than minoxidil.
9 citations
,
January 2015 in “Laboratory Animal Research” Laminaria japonica and Cistanche tubulosa extracts combined may effectively promote hair growth.
5 citations
,
December 2021 in “Skin Pharmacology and Physiology” Metformin helps lab-grown skin and hair cells work better to create hair.
25 citations
,
June 2004 in “Journal of Investigative Dermatology” Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
February 2014 in “아시안뷰티화장품학술지” Natural extracts like peppermint and rosemary oils are effective for hair growth and scalp health.
Whale oil may safely and effectively promote hair growth.
January 2010 in “Jounal of The Korean Society of cosmetology” Rosemary oil may promote hair growth by enhancing enzyme activities and IGF-1 expression.
5 citations
,
May 2022 in “Biomedicines” Botryococcus terribilis and its compounds may promote hair growth and improve hair health.
4 citations
,
July 1987 in “Dermatologic Clinics” June 2015 in “Reactions weekly” December 2012 in “Reactions weekly” 
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
March 2023 in “Reactions Weekly” January 2023 in “Reactions Weekly” January 2023 in “Reactions Weekly” January 2023 in “Reactions Weekly”