PKU Management: How to get (and keep) Phe low

Vegetables are low Phe foods

PKU causes a high level of Phe in the blood. High Phe is bad for the brain. It can cause all kinds of problems, from mental retardation to anxiety or mood swings.2,3,4,5

For people with PKU, good brain care starts with diet. Formula along with low Phe and low protein foods give you the nutrition and Phe control you need to be your best.1,2,15 You can find out more about low Phe foods and cooking in the Eating Well section of this site.

Phe can be lowered with medication

Some people with PKU can also benefit from a medicine that can help lower blood Phe for people with PKU.14

If it helps lower your Phe, that's great! Lower is better*.

* Lower is better until you get Phe into the normal range of 1-2 mg/dL. Going lower than 1-2 mg/dL can be unhealthy. Talk with your doctor about the right target range for you.1,2

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