l theanine glutathione l-Theanine, an amino acid in green tea, attenuates β-amyloid-induced cognitive dysfunction and neurotoxicity: Reduction in oxidative damage and inactivation of ERK/p38 kinase and NF-κB pathways CHILLAXCINE (Ashwagandha, L-theanine & Saffron)
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suis induced gastritis and epithelial (hyper)proliferation in Mongolian gerbils

Reduces Hyperpigmentation Targets uneven skin tone and discoloration

In a systematic review, Klein et al

All potential studies identified were independently evaluated for inclusion by two primary reviewers
