November 2025 in “Journal of Investigative Dermatology” Alopecia Areata may involve reduced antioxidant defenses in hair follicles, affecting stem cell function.
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December 2025 in “International Journal of Molecular Sciences” This study reported that atelocollagen enhances collagen synthesis and reduces oxidative stress in aged skin by increasing glycine uptake through GlyT1, resulting in improved skin elasticity and collagen density in aged mice, with effects superior to glycine alone.
December 2024 in “The Eurasia Proceedings of Science Technology Engineering and Mathematics” This study found that levels of gamma-glutamyl cysteine synthetase (ꝩ-GCS) were significantly higher in PCOS patients, suggesting a key role of glutathione metabolism in the disease's progression.
This study found that lysine carboxymethyl cysteinate helps protect the epidermis from UVB-induced damage by activating autophagy and restoring cornification processes in a skin model.
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May 2020 in “Acta pharmaceutica” The researchers reported that protocatechuic acid reduced melanin synthesis and enhanced antioxidant activity in cultured human hair follicle melanocytes, indicating potential for skin whitening applications.