Ever Wish You Could Create Your Own PKU Formula?

Have you ever wondered, “why can’t my favorite sports drink be my PKU formula,” or “is there a low-protein dessert that has PKU-friendly protein and can replace a serving of PKU formula?” We might have the answer you’ve been searching for!

Adults, teens, moms of tweens or kids living with PKU, we’ve got a great option for you! Learn more about PhenylAde® GMP Mix-In and how you can use it to create your own PKU formula.

PhenylAde GMP Mix-In is a virtually tasteless and odorless PKU formula that contains glycomacropeptide (GMP) (read: What is GMP?). GMP Mix-In can be mixed with almost* anything you enjoy drinking or eating.  

PhenylAde GMP Mix-In is available as a powder in a can or single-serve pouches of 12.5 g.

Keep reading to discover how you can turn your favorite drink or food into a 10 g protein equivalent serving of PKU formula.  

Please note: All of the following dilutions recommended are guidelines only and may be adjusted to taste.

Mix-In with your favorite drink

PhenylAde GMP Mix-In easily mixes in with water or flavored drinks. Simply add 1 scoop or 1 pouch (12.5 g) of PhenylAde GMP Mix-In to 6-8 fl oz of your favorite protein-free or low protein drink to provide 10 g of protein equivalent. It’s that easy!   

Protein-free or low-protein drinks include:

  • Sports drinks, any flavor
  • Flavored water
  • Fruit-flavored drinks
  • Iced tea
  • Lemonade
  • Iced coffee

Tip! When mixing into a full bottle/container, take a sip to make a little room for the powder. Pour in the powder, put the cap on, give it a gentle shake and let the foam settle. Repeat until powder is fully dissolved. Enjoy!

Once mixed with a drink, PhenylAde GMP Mix-In can be refrigerated in a covered container for up to 24 hours. Shake or stir immediately before use.

Carbonated beverages are not suitable to mix with PhenylAde GMP Mix-In.

Blend into foods

Tired of drinking formula? No problem. PhenylAde GMP Mix-In is designed to be a flexible source of GMP-based protein and gives you a variety of mixing options with drinks or foods. GMP Mix-In allows you to substitute a required serving of PKU formula with a food you enjoy eating without a major change in taste. GMP Mix-In blends easily into foods low in protein. Here are some ideas to try:

Gently stir 1 scoop or 1 pouch of PhenylAde GMP Mix-In with ½ cup of the following protein-free or low protein foods:

  • Non-diary yogurt
  • Ketchup
  • Mashed potatoes (try our Parsnip & Potato Mash)
  • Salsa
  • Fruit-flavored applesauce
  • Tomato sauce: stir into warm sauce right before adding to your low protein pasta dish
  • Soup: add to 1 cup of warm soup

Tip: When mixing into a small container, gradually add the PhenylAde GMP Mix-In, stirring as you go to ensure the powder is fully combined.

Always warm foods before adding PhenylAde GMP Mix-In. Do not heat, bake or add PhenlyAde GMP Mix-In to food or beverages above 130°F.

Turn your low-protein dessert into a sweet GMP-based formula!  

Gently stir 1 scoop or 1 pouch of PhenylAde GMP Mix-In with ½ cup of the following protein-free or low protein desserts:

  • Non-dairy sorbet
  • Non-dairy ice cream
  • Pudding
  • Pie filling
  • Fruit smoothies

Be sure to consume the entire portion of the beverage or food and calculate any additional phenylalanine and/or protein from the beverage/food you select.

Always check the nutrition facts table or phenylalanine content of the foods you choose, as phenylalanine and protein content may vary by brand and flavor.

Boost your PKU formula protein intake

If you’re struggling to finish your full daily intake of PKU formula, you can simply “Mix-In” one serving of PhenylAde GMP Mix-In to give your formula a 10 g protein equivalent BOOST! 

What is your favorite low protein beverage or food to eat? Grab a sample of PhenylAde GMP Mix-in and give it a try. We’d love to hear your ideas of how you use GMP Mix-In for your PKU diet.


*It is important to mix with drinks and foods low in protein.  Be sure to account for any added phenylalanine from food or drinks.  Each 12.5 g serving of PhenylAde GMP Mix-In provides 18 mg of PHE from the GMP.

PhenylAde GMP Mix-In is a medical food for the dietary management of phenylketonuria (PKU) and must be used under medical supervision.  Always consult your metabolic healthcare professional prior to making any changes to your metabolic diet plan.

Brought to you by Nutricia North America. Copyright 2024 Nutricia North America. All rights reserved.

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