Glytactin® RTD LITE

The lowest calorie ready-to-drink GMP based medical food for PKU!

Glytactin RTD LITE is the lowest calorie, lowest Phe GMP based ready-to-drink medical food for the dietary management of PKU. With only 120 calories per serving and only 15mg Phe per 15 grams protein equivalent. Comes in two delicious flavors, Coffee Mocha and Vanilla.

Who may benefit from Glytactin RTD Lite?

People living with PKU who:

  • Need a low calorie formula with the benefits of Glytactin (GMP)
  • Have low Phe tolerance
  • Want to limit added sugars
  • Live an on-the-go lifestyle
  • Like new and great tasting flavor options
OU Dairy

Kosher Certified - OU Dairy certified by the Union of Orthodox Jewish Congregations of America (the “Orthodox Union”). Learn more at