The most common battle is maintaining weight for most patients. There are some calorie-boosting shakes that my mother liked and are easy to digest. For awhile they were the only thing she could consume without abdominal pain.
If not diabetic: Scandishake powder with 1 teaspoon crushed almonds, 1 egg (or Egg Beaters), no-sugar-added ice cream and milk to make 2 cups
and
If diabetic: Glucerna with 1 teaspoon crushed almonds, 1 egg (or Egg Beaters), no-sugar-added ice cream.
Scandishake can be found at most pharmacies or online. There are online specials if you buy more than 1 case at a time.