"A comprehensive diet-management system for PKU with phe/pro/exchange and calorie values for more than 7,000 foods. Easily record, chart, and export your intake and blood levels."

The NPKUA provides information and support to adults and families affected by phenylketonuria, advocates for the reimbursement of medical foods, and invests in targeted and peer-reviewed research. Find helpful resources, educational information, news and events, and how you can take get involved.

The National Urea Cycle Disorders Foundation provides information and resources to those affected by urea cycle disorder (UCD).

The website offers families and professionals information, resources, support and advocacy assistance.

The Organic Acidemia Association funds research and provides support for individuals affected by organic acidemia metabolic disorders.