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Home > Vitafriendspku > Your pku journey > Alcohol and PKU (Teens)

Alcohol and PKU (Teens)


Having PKU does not mean that alcohol is off limits, it’s just important to be aware of the amount and type of alcohol you choose to drink and most importantly that you drink responsibly.

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Important facts
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  • The legal drinking age in the UK is 18 years 

  • Some alcoholic drinks contain protein and therefore must be counted as phe exchanges 

  • Some diet mixers will contain aspartame, so checking labels is very important 

  • To keep health risks to a minimum, guidelines state not to drink more than 14 units per week on a regular basis 

  • Avoid alcohol in pregnancy 


The effect of drinking alcohol is the same for individuals with or without PKU. Alcohol, in any amount, can affect your body in some form. It can change the way your brain processes information and affects your ability to make decisions. In terms of PKU this could be in relation to food choices; for example, you may choose to visit your local takeaway after a few drinks which could result in eating something that is high in protein and gives you raised phe levels.  


If you are the legal age to drink, chick here for more detailed information on measuring alcohol intake and making suitable alcohol choices. 

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