DM isn't any better than any other low carb canned food....it's just more expensive.....Check the ingredients:
Purina Pro Plan Veterinary Diets DM Dietetic Management Formula Canned Cat Food Liver, poultry by-products, meat by-products, water sufficient for processing, chicken, salmon, oat fiber, salmon meal, artificial and natural flavors, guar gum, calcium phosphate, potassium chloride, carrageenan, salt, Vitamin E supplement, taurine, thiamine mononitrate, zinc sulfate, ferrous sulfate, niacin, calcium pantothenate, copper sulfate, Vitamin A supplement, manganese sulfate, menadione sodium bisulfite complex (source of Vitamin K activity), pyridoxine hydrochloride, riboflavin supplement, Vitamin B-12 supplement, biotin, folic acid, Vitamin D-3 supplement, potassium iodide.
Purina Pro Plan Veterinary Diets DM Dietetic Management Savory Selects Formula Canned Cat Food
Water sufficient for processing, chicken, liver, wheat gluten, meat by-products, corn starch-modified, soy flour, artificial and natural flavors, calcium phosphate, potassium chloride, L-Lysine monohydrochloride, taurine, salt, choline chloride, added color, zinc sulfate, ferrous sulfate, thiamine mononitrate, Vitamin E supplement, niacin, copper sulfate, manganese sulfate, calcium pantothenate, Vitamin A supplement, menadione sodium bisulfite complex (source of Vitamin K activity), pyridoxine hydrochloride, riboflavin supplement, Vitamin B-12 supplement, biotin, folic acid, Vitamin D-3 supplement, potassium iodide.
Wellness Core Chicken, Turkey and Chicken Liver:
Chicken, Turkey, Chicken Broth, Chicken Liver, Chicken Meal, Turkey Liver, Dried Ground Potatoes, Natural Chicken Flavor, Guar Gum, Carrageenan, Cranberries, Ground Flaxseed, Salmon Oil, Taurine, Dried Kelp, Yucca Schidigera Extract, Chicory Root Extract, Iron Proteinate, Zinc Proteinate, Vitamin E Supplement, Choline Chloride, Cobalt Proteinate, Copper Proteinate, Manganese Proteinate, Thiamine Mononitrate, Folic Acid, Niacin, Sodium Selenite, d-Calcium Panthothenate, Vitamin D3 Supplement, Pyridoxine Hydrochloride, Riboflavin Supplement, Vitamin A Supplement, Potassium Iodide, Vitamin B12 Supplement, Biotin.
As you can see, the Wellness ingredients are a lot better. Most of us feed plain Fancy Feast Classics or Friskies pates...they're low carb and affordable
What insulin are you using?