18 citations,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
14 citations,
October 2011 L-Lysine may help with various health conditions, but results are inconsistent for herpes treatment and its potential in other therapies is still being explored.
13 citations,
February 1999 in “International Journal of Cosmetic Science” Hair loss increases between July and October, possibly due to UV light, and factors like skin type, hair color, and density may affect this. Dandruff can worsen hair loss conditions.
12 citations,
June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
11 citations,
June 2012 in “Archives of Dermatological Research” L-cystine and vitamin B6 at high doses prevented hair loss in mice treated with a chemotherapy drug.
11 citations,
November 1990 in “Archives of Dermatology” A woman developed a persistent skin rash and hair loss from a condition linked to her increased L-tryptophan intake.
9 citations,
July 2020 in “Experimental Dermatology” Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.
9 citations,
January 1992 in “Journal of Investigative Dermatology” Sugar molecule helps hair growth, less in balding, returns with treatment.
8 citations,
June 1981 in “Clinica Chimica Acta” 7 citations,
December 2020 in “Pharmaceutics” A mix of tocopherol acetate and L-menthol helps grow hair better than using them separately or using minoxidil.
7 citations,
January 1982 in “Acta agriculturae Scandinavica” Mink use L-methionine and L-cystine slightly better than natural amino acids for hair growth, but D-methionine is not effective.
5 citations,
November 2010 in “Veterinary Record” The monkeys' skin infection was cured in eight weeks using oral terbinafine, topical washes, and disinfectant fogging.
4 citations,
January 1994 in “Yakugaku zasshi” EPC-K is stable except at very acidic pH or when exposed to sunlight, and it can decompose in low ethanol concentrations.
3 citations,
June 2021 in “Cosmetics” A mix of sulforaphane, L-menthol, and dexpanthenol could help increase hair growth and reduce hair loss.
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.
2 citations,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
2 citations,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
2 citations,
September 2011 in “Revista de Ciências Farmacêuticas Básica e Aplicada” The chili pepper shampoo was safe and well-liked by volunteers.
1 citations,
March 2012 in “Revue neurologique” Proper diet management is crucial for preventing severe symptoms in phenylketonuria.
September 2024 in “Journal of the American Academy of Dermatology” The supplements improved hair density and reduced hair loss.
July 2024 in “Skin Appendage Disorders” The supplement significantly improves hair density and appearance in people with hair loss.
June 2023 in “Italian journal of dermatology and venereology” The oral supplement improved hair loss in patients with telogen effluvium.
March 2021 in “Juniper Online Journal Material Science” Energy healing treatment improved L-cysteine's stability, solubility, bioavailability, and shelf-life.
January 2021 in “Journal of cosmetology & trichology” L-(+)-Tartaric Acid may help increase certain hair growth genes without harming cells.
L-PGDS has specific binding sites for its functions and could help in drug delivery system design.
The supplement improved hair density and overall hair beauty.
January 2019 in “Journal of Pharmacognosy and Phytochemistry” The methanolic fruit extract of Citrullus colocynthis contains bioactive compounds that may support its use in traditional medicine and drug development.
Millet extract, wheat germ oil, L-cystine, and calcium pantothenate reduced hair loss and improved hair growth in women with diffuse alopecia.
The combination of millet seed extract, L-cystine, and calcium pantothenate significantly improved hair growth in women with female pattern hair loss.
146 citations,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.