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L-phenylalanine hydrochloride
An essential amino acid found in many protein-containing foods and used as a building block for proteins. It is necessary for normal growth and tissue maintenance.
Mineral or nutrientUpdated Apr 18, 2026
Health score+2.0
-5Good5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Harmful for individuals with phenylketonuria (PKU) due to inability to metabolize phenylalanine leading to neurotoxicity
Benefits
Essential amino acid necessary for protein synthesis and neurotransmitter production
Waters containing L-phenylalanine hydrochloride
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