Emotional and sleep health has become a major health concern for consumers of all ages. Stress leads to sleep deprivation, and the corresponding lack of sleep increases stress. This vicious cycle existed long before the outbreak, but the epidemic has exacerbated the problem. Consumers are experimenting with functional foods and dietary supplements to alleviate mood and sleep problems, and there is...

L-theanine is a free amino acid found in tea leaves, with its content varying depending on the species, tissue site, and season of the tea tree. In this article, we will summarize the enrichment pattern of theanine in tea tree, review its health effects, and explore its potential molecular mechanism to provide a basis for further research on theanine. In addition, we will introduce the current app...

L-Theanine, a natural amino acid commonly found in tea leaves, has gained popularity for its potential health benefits. It is known for its calming and relaxing properties, making it a popular choice for reducing stress and promoting a sense of relaxation. However, many people wonder if it is safe to take L-Theanine every day as part of their daily routine.   L-Theanine is believed to have se...