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Tag: Rare metabolic disorder

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What is a phenylketonuria free diet?

4 min read
Phenylketonuria (PKU) affects approximately 1 in 25,000 newborns in the United States, making newborn screening vital for early diagnosis. A phenylketonuria free diet is the primary treatment for this genetic disorder, preventing the buildup of a harmful amino acid called phenylalanine. This specialized, lifelong eating plan restricts high-protein foods while ensuring adequate nutrition through medical formulas and careful food choices.