- phenyllactic acid
- A product of phenylalanine catabolism, appearing prominently in the urine in individuals with phenylketonuria.
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phen·yl·lac·tic ac·id (fen″əl-lakґtik) a product of phenylalanine catabolism produced by reduction of phenylpyruvic acid; it is formed and excreted in excess in phenylketonuria.
Medical dictionary. 2011.