What is the purest form of L-theanine?
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4 min read
While L-theanine is naturally found in the leaves of the *Camellia sinensis* plant, which is used to make tea, the purity and effectiveness of supplemental forms can vary drastically based on their manufacturing process. Understanding the different sources and forms of this amino acid is crucial for ensuring you receive the intended calming and cognitive benefits without unwanted contaminants.
