17 citations
,
September 2000 in “Journal of dermatology” A baby with a rare metabolic disorder developed a rash not cured by zinc alone, likely due to both zinc and amino acid deficiencies.
4 citations
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December 1989 in “The Journal of Dermatology” Human hair proteins have similar cysteine and glycine levels to skin proteins.
1 citations
,
December 2025 in “International Journal of Molecular Sciences” Atelocollagen boosts collagen production and improves skin elasticity in aged skin.
15 citations
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October 1970 in “Archives of disease in childhood” Hair amino acid levels can indicate metabolic disorders.
June 2025 in “Cell Metabolism” Serine is vital for hair follicle stem cells to balance hair growth and skin repair.