Amazon.com : Dyne High Calorie Liquid for Dogs, 16 oz(Premium Pack) : Pet Supplies
Jemmco Dyne Solution 11 Bottle Kit
Amazon.com : PetAg Dyne High Calorie Liquid Nutritional Supplement for Dogs and Puppies - With Multivitamins for Recovery and Nursing - Vanilla Flavor - 128 fl oz (1 gal) : Pet Supplies