A specific purpose
The Canadian licence for the linked 250 mg product includes temporary promotion of relaxation.
Follow the sourceOPENING THE FIELD GUIDE
L-theanine appears in some Canadian products licensed to temporarily promote relaxation. That is a narrower claim than treating anxiety or improving attention.
The Canadian licence for the linked 250 mg product includes temporary promotion of relaxation.
Follow the sourceAn isolated L-theanine capsule and a cup of tea are different exposures; tea can also contain caffeine.
Follow the source“Temporarily promotes relaxation” does not mean a treatment for an anxiety disorder or a guaranteed focus enhancer.
Follow the sourceA licence claim is not a head-to-head clinical ranking. Effects vary, and the evidence does not justify predicting neurotransmitter percentages.
Read the exact product label. Blends may contain caffeine, melatonin, or other ingredients with additional effects and warnings.
Compare evidence for the exact formulation. Brand age and marketing claims do not earn quality points.