I currently feed Natural Balance, my vet recommends that I feed Solid Gold or Castor & Pollux Natural Ultramix (whether he gets kickback from them I don't know). Here are the ingredients for the three brands, which do you think is superior?
Natural Balance
Chicken, Chicken Meal, Brown Rice, Duck, Lamb Meal, Potatoes, Chicken Fat (preserved with mixed tocopherols, Vitamin E) Canola Oil, Oatmeal, Fish Meal, Brewers Yeast, Rosemary Extract, Dried Skimmed Milk, Natural Flavor, Dried Eggs, Carrots, Whole Ground Flaxseed, Kelp, DL Methionine, Dried Cranberries, Lecithin, Parsley Flakes, Tomato Pomace, Taurine, Zinc Sulfate, Vitamin E Supplement, Niacin, Vitamin B12 Supplement, Vitamin A Acetate, Riboflavin, Thiamine Mononitrate, Vitamin D3 Supplement, Biotin, Vitamin C Supplement, Yucca Schidigera, Folic Acid, Copper Sulfate, Manganous Oxide, Vitamin K Supplement, Pyridoxine Hydrochloride, Ethylene Dihydriodide, Sodium Selenite.
Castor & Pollux Natural Ultramix
Chicken, Chicken Meal, Turkey Meal, Fish Meal, Ground Whole Grain Barley, Oats Groats, Brewers Rice, Potatoes, Chicken Fat preserved with Mixed Tocopherols (form of vitamin E), Salmon Meal, Dried Egg Product, Brewers Dried Yeast, Fruit and Vegetable Mix (Dried Carrots, Dried Bananas, Dried Papaya, Dried Apples, Dried Blueberries), Natural Chicken Flavor, Ground Flaxseed, Sodium Bisulfite, Salt, Potassium Chloride. Choline Chloride, Taurine, Ascorbyl-2 Polyphosphate (source of Vitamin C). Zinc Proteinate, Copper Proteinate, Maganese Proteinate. Vitamin E Supplement. Ferrous Sulfate, Zinc Sulfate, Zinc Oxide, Copper Sulfate. Niacin, Vitamin A Supplement, Calcium Pantothenate, Manganous Oxide, Thiamine Mononitrate (source of Vitamin B1). Riboflavin Supplement (source of Vitamin B2), Pyridoxine Hydrochloride (source of Vitamin B6). Biotin, Vitamin B12 Supplement, Vitamin K1 Supplement, Sodium Selenite, Folic Acid, Calcium Iodate, Vitamin D3 Supplement. Cobalt Carbonate,Yeast Culture (Saccharomyes Cerevisiae), Dried Enterococcus Faecium Fermentation Product, Dried Lactobacilus Acidophilus Fermentation Product, Dried Aspergilus Niger Fermentaion Extract, Dried Trichoderma Longibrachiatum Fermentation Extract, Dried Bacillus Subtilis Fermentation Extract and Fermentation Solubles.
Solid Gold
Lamb, Chicken Meal, Brown Rice, Millet, Menhaden Fish Meal, Cracked Pearled Barley, Rice Bran, Canola Oil, Flaxseed Oil, Garlic, Amaranth, Blueberries, Dried Chicory Root, Taurine, Carotene, Choline Chloride, Vitamin E Supplement, Iron Proteinate, (a chelated source of iron), Zinc Proteinate (a chelated source of zinc), Copper Proteinate (a chelated source of copper), Manganese Proteinate (a chelated source of manganese), Potassium Iodide, Thiamine Mononitrate, Ascorbic Acid, Vitamin A Supplement, Biotin, Calcium Pantothenate, Sodium Selenite, Pyridoxine Hydrochloride (vitamin B6), Vitamin B12 Supplement, Riboflavin, Vitamin D Supplement, Folic Acid.
Natural Balance
Chicken, Chicken Meal, Brown Rice, Duck, Lamb Meal, Potatoes, Chicken Fat (preserved with mixed tocopherols, Vitamin E) Canola Oil, Oatmeal, Fish Meal, Brewers Yeast, Rosemary Extract, Dried Skimmed Milk, Natural Flavor, Dried Eggs, Carrots, Whole Ground Flaxseed, Kelp, DL Methionine, Dried Cranberries, Lecithin, Parsley Flakes, Tomato Pomace, Taurine, Zinc Sulfate, Vitamin E Supplement, Niacin, Vitamin B12 Supplement, Vitamin A Acetate, Riboflavin, Thiamine Mononitrate, Vitamin D3 Supplement, Biotin, Vitamin C Supplement, Yucca Schidigera, Folic Acid, Copper Sulfate, Manganous Oxide, Vitamin K Supplement, Pyridoxine Hydrochloride, Ethylene Dihydriodide, Sodium Selenite.
Castor & Pollux Natural Ultramix
Chicken, Chicken Meal, Turkey Meal, Fish Meal, Ground Whole Grain Barley, Oats Groats, Brewers Rice, Potatoes, Chicken Fat preserved with Mixed Tocopherols (form of vitamin E), Salmon Meal, Dried Egg Product, Brewers Dried Yeast, Fruit and Vegetable Mix (Dried Carrots, Dried Bananas, Dried Papaya, Dried Apples, Dried Blueberries), Natural Chicken Flavor, Ground Flaxseed, Sodium Bisulfite, Salt, Potassium Chloride. Choline Chloride, Taurine, Ascorbyl-2 Polyphosphate (source of Vitamin C). Zinc Proteinate, Copper Proteinate, Maganese Proteinate. Vitamin E Supplement. Ferrous Sulfate, Zinc Sulfate, Zinc Oxide, Copper Sulfate. Niacin, Vitamin A Supplement, Calcium Pantothenate, Manganous Oxide, Thiamine Mononitrate (source of Vitamin B1). Riboflavin Supplement (source of Vitamin B2), Pyridoxine Hydrochloride (source of Vitamin B6). Biotin, Vitamin B12 Supplement, Vitamin K1 Supplement, Sodium Selenite, Folic Acid, Calcium Iodate, Vitamin D3 Supplement. Cobalt Carbonate,Yeast Culture (Saccharomyes Cerevisiae), Dried Enterococcus Faecium Fermentation Product, Dried Lactobacilus Acidophilus Fermentation Product, Dried Aspergilus Niger Fermentaion Extract, Dried Trichoderma Longibrachiatum Fermentation Extract, Dried Bacillus Subtilis Fermentation Extract and Fermentation Solubles.
Solid Gold
Lamb, Chicken Meal, Brown Rice, Millet, Menhaden Fish Meal, Cracked Pearled Barley, Rice Bran, Canola Oil, Flaxseed Oil, Garlic, Amaranth, Blueberries, Dried Chicory Root, Taurine, Carotene, Choline Chloride, Vitamin E Supplement, Iron Proteinate, (a chelated source of iron), Zinc Proteinate (a chelated source of zinc), Copper Proteinate (a chelated source of copper), Manganese Proteinate (a chelated source of manganese), Potassium Iodide, Thiamine Mononitrate, Ascorbic Acid, Vitamin A Supplement, Biotin, Calcium Pantothenate, Sodium Selenite, Pyridoxine Hydrochloride (vitamin B6), Vitamin B12 Supplement, Riboflavin, Vitamin D Supplement, Folic Acid.