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  • How are reviewers describing this item?
    good, better, great, tried and made.
  • Our engine has profiled the reviewer patterns and has determined that there is high deception involved.
  • Our engine has analyzed and discovered that 49.1% of the reviews are reliable.
  • This product had a total of 63 reviews as of our last analysis date on Mar 11 2020.


Most positive reviewquestion

Have started taking one tablet in the morning with my coffee and so far seems to take to edge of the caffeine a little without ...  Read More

Least positive reviewquestion

Not enough review data to provide meaningful insight.

Most authentic reviewquestion

My son suffers with terrible anxiety and panic attacks and it got to the stage where, he was vomiting every morning before scho...  Read More

Least authentic reviewquestion

I take one at night and feel less stressed

Helpful Insights


    Posted by a reviewer on Amazon

    If anyone is thinking of taking l-theanine and are on medication for high blood pressure, it would be wise to check with your gp first as taking l-theanine could cause your blood pressure to go too low.

    Posted by a reviewer on Amazon

    It makes getting things done difficult.

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