Support for Everyday Life with PKU with the flok app

  • Look up phenylalanine (phe) content for 10,000+ foods 
  • Manage formula intake 
  • View trends in blood phe levels  
  • Record physical activity and biometrics by pairing wearable tech 
  • Track symptoms like sleep disturbance, brain fog, or mood changes 
  • Create detailed health reports to share with care teams  
  • Get a full picture of your metabolic health  
  • Contribute to flok Research in-app to improve scientific understanding of PKU 
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“The app is really user-friendly. It’s easy to search for and log foods. I’m hopeful the app will help my sons identify relationships between their diet, mood, and lifestyle.”

-Kristi Smith, mother to 4 sons with PKU 

What is Phenylketonuria (PKU)?

Phenylketonuria (PKU) is an inherited condition of protein metabolism that affects how the body processes the amino acid phenylalanine. Managing diet, medical formula, and labs are key to long-term health. flok brings the tools and community you need into one supportive hub.