Amino acid primarily found in green tea, used to promote relaxation without sedation, reduce anxiety, and improve sleep quality in Long COVID patients.
Brand names
Suntheanine
Information
Subcategory
amino acid
Evidence level
2/5
Evidence type
studies on general populations, extrapolated data for Long COVID
Score distribution
+5
0 (0%)
+3
0 (0%)
+1
0 (0%)
0
0 (0%)
Negative
1 (100%)
Reported side effects
Extreme Tagesmüdigkeit (100%)
Latest reviews
F
Anonymous review-3
56-65 y.o. · 9/20/2026
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