How much L-theanine is in tea?

A regular cup of green tea naturally contains about 25 mg of L-theanine. In supplements, you can find pills with as much as 500 mg per serving.

Read more

And another question, what foods are high in theanine?

Foods Rich in L-Theanine Green tea: 6.56 mg/g. White tea: 6.26 mg/g. Oolong tea: 6.09 mg/g. Black tea: 5.13 mg/g. One may also ask can you take l-theanine with an antidepressant? Interactions between your drugs No interactions were found between l-theanine and Zoloft. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.

Can I take 5 HTP and L-theanine together?

Interactions between your drugs No interactions were found between 5-HTP and l-theanine. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.