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Phenylalanine
An essential amino acid used as a building block for proteins and as a precursor for neurotransmitters.
Mineral or nutrientUpdated May 16, 2026
Health score+1.0
-5Good5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Contraindicated in individuals with phenylketonuria (PKU) due to risk of toxic accumulation
Benefits
Provides essential amino acid necessary for protein synthesis
References
Waters containing Phenylalanine
2 matches