Pay in 4 interest-free payments of $5.64 Learn more
Ships within 48 hours · Estimated delivery Oct 29 - Nov 3
Food sources have better absorption rates (57-84%) compared to supplements (14-18%)
Pentadeca Arginate (PDA) could make that vision a reality
F., Andreazza A
the difference is speed
This amino acid supports relaxation and balanced alertness by increasing GABAknown as the brains calming neurotransmitterand promoting alpha brain wave activity[16 Trusted Source 2011 - Journal of Functional Foods Effects of l-theanine on attention and reaction time response ] , [17 Trusted Source 2017 - Canadian Journal of Physiology and Pharmacology Caffeine and theanine exert opposite effects on attention under emotional arousal ] , [18 Trusted Source 2022 - Cleveland Clinic Gamma-Aminobutyric Acid (GABA) ] , [19 Trusted Source 2019 - Psychology Today 3 Amazing Benefits of GABA ] , [20 Trusted Source 2008 - Asia Pacific Journal of Clinical Nutrition L-theanine, a natural constituent in tea, and its effect on mental state ]
US$ 22.49
US$ 29.24
US$ 24.19
US$ 23.42
