L-Phenylalanine
EATLABEL VERDICT
Caution Required
Daily intake limits or allergy advisory
-5 pts
Overview & Primary Purpose
Essential aromatic amino acid converted into tyrosine, dopamine, and norepinephrine in the human brain.
Official Category: Nutritional Enrichment (영양강화제)
3-Nation (KR · US · EU) Regulatory Status
🇰🇷
South Korea (MFDS)
Approved
Approved essential amino acid; caution for PKU
🇺🇸
United States (FDA)
Approved
FDA GRAS cognitive nutrient
🇪🇺
European Union (EFSA)
Warning Mandated
Mandatory warning label for phenylketonuria
Commonly Found Foods
Focus energy beveragescognitive nutrition barscomplete protein powders
Safer Clean-Label Alternatives
✓ Soy protein isolate✓ Casein protein
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