April 2026 in “International Journal of Molecular Sciences” Wnt signaling is crucial for skin, hair, and nail health and regeneration.
July 2025 in “Veterinary Parasitology Regional Studies and Reports” NexGard® and Frontline Combo® are both 100% effective at eliminating lice in dogs.
Ongoing monitoring and treatment are crucial to manage sarcoptic mange in reintroduced red foxes.
January 2025 in “International Journal of Trichology” Topical alternatives like Redensyl, Procapil, onion juice, and rosemary oil may help with hair loss and have fewer side effects.
March 2024 in “International journal of molecular sciences” Mitochondrial dysfunction is linked to various skin conditions and could be a target for treatments.
January 2022 in “Clinical dermatology review” A girl with a rare skin condition called Keratosis Follicularis Spinulosa Decalvans showed no significant improvement with treatment.
75 citations
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March 2018 in “Molecules/Molecules online/Molecules annual” L-Cysteine may have health benefits, but its effectiveness is still debated due to limited clinical trial data.
41 citations
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March 2007 in “Journal of dermatological science” Taking L-cystine and vitamin B6 can prevent hair loss caused by smoke in mice.
34 citations
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March 2009 in “British journal of dermatology/British journal of dermatology, Supplement” Vitamin C derivative helps hair grow longer by making cells produce a growth factor through a specific cellular pathway.
31 citations
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October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key protein.
26 citations
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September 2018 in “Neurobiology of Disease” Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.
21 citations
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September 1990 in “Journal of The American Academy of Dermatology” Taking L-tryptophan supplements might cause a condition similar to scleroderma in some people, which can get better after stopping the supplement and starting corticosteroid therapy.
20 citations
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August 2020 in “Scientific Reports” Low-dose bisphenol A increases prostate size in rats by affecting certain enzymes.
18 citations
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February 2023 in “Plants” Purple glutinous rice extracts can help whiten skin and reduce aging signs.
18 citations
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January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
16 citations
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August 1989 in “PubMed” Retinol and L-cystine improve diffuse hair loss without side effects.
14 citations
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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.
12 citations
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June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
11 citations
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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.
9 citations
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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
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January 1992 in “Journal of Investigative Dermatology” Sugar molecule helps hair growth, less in balding, returns with treatment.
8 citations
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June 1981 in “Clinica Chimica Acta”
7 citations
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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
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April 2008 in “Progrès en Urologie”
7 citations
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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
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November 2010 in “Veterinary Record” The monkeys' skin infection was cured in eight weeks using oral terbinafine, topical washes, and disinfectant fogging.
4 citations
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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.
4 citations
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January 1989 Hair and nails can indicate selenium levels in the body.
3 citations
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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.
3 citations
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June 2021 in “Cosmetics” A mix of sulforaphane, L-menthol, and dexpanthenol could help increase hair growth and reduce hair loss.