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L-theanine is an amino acid that acts as a glutamate receptor agonist. In a randomized, double-blind, placebo-controlled study, L-theanine was shown to significantly reduce stress. In individuals 8-12 years of age, L-theanine has been shown to significantly increase the number of nights with restful sleep and reduce nocturnal motor activity 5-HTP crosses the blood-brain barrier and is a precursor to serotonin and melatonin. Serotonin is important for regulating mood and sleep-wake function Chewable tablets with ingredients important for mood and reducing stress*
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🇺🇸 Ship from USA · On Agora since 2026
$42.00