ltheanine glutathione L-Theanine: A Unique Functional Amino Acid in Tea (Camellia sinensis L.) With Multiple Health Benefits and Food Applications CHILLAXCINE (Ashwagandha, L-theanine & Saffron)
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In practical routine terms, this can look like: less random redness, fewer days where everything burns, and a smoother feel when applying moisturizer

doi: 10.1016/0166-2236(89)90074-X

It remains a research compound that some clinics and individuals have begun using despite the lack of regulatory approval

The bar form makes it convenient to use and store

[DOI] [PubMed] [Google Scholar] 54.Safaei R., Katano K., Larson B.J., et al
