PKU Support, Research & Resources

Are you or a loved one managing Phenylketonuria (PKU)? The flok app can help.

Support Daily Nutrition

Look up protein and phenylalanine (phe) content for 10,000+ foods
Manage formula intake
View trends in blood phe levels

Track Activity & Symptoms

Record physical activity and biometrics by pairing wearable tech
Track symptoms like sleep disturbance, brain fog, or mood changes

Understand Your Health

Get a full picture of your metabolic health
Create detailed health reports to share with care teams
Contribute to flok Research in-app to improve scientific understanding of PKU

“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

Get Started Today

PKU Treatments, Research & Connection Opportunities

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.