in responce also to this thread i have gathered ingredient listing for other types of foods to show some other types of foods also use copper sulfate listed in the incredients.it seams the the foods with the most added vitemins listed contain it.other more easily accessable fish foods do not list full vit content ot minerals they are generalized such as formula one foods listed last
BIO-Blend Marine Staple Diet
Ingredients:
Fish Meal, Dried Krill, Squid Meal, Shrimp Meal, Kelp Meal, Alfalfa Meal, Whole Wheat Flour, Corn Gluten Meal, Soybean Meal, Wheat Gluten, Spirulina, Wheat Germ, Chlorella, Fish Oil, Glycerine, Glucono-Delta-Lactone, Dicalcium Phosphate, Capxanthin, Xanthophyll, Yeast (source of Beta-Glucan), Choline Chloride, Potassium Sorbate, Calcium Propionate L-Ascorbyl-2-Polyphosphate (stabilized Vitamin C), Astaxanthin, Vitamin A Acetate, D-Activated Animal Sterol (D3), Riboflavin Supplement (B2), Vitamin B12 Supplement, Niacin, Menadione Sodium Bisulfite Complex (K), Folic Acid, Thiamine (B6), Calcium Pantothenate, Biotin, DL-Alpha Tocopherol (E), Manganese Sulfate, Cobalt Sulfate, Ferrous Sulfate,( Copper Sulfate), and Ethoxyquin (a antioxidant).
Hikari Marine-A & Marine-S
Hikari Tropical Marine-A
Ingredients:
Fish Meal, Krill Meal, Starch, Wheat Flour, Brewer's Dried Yeast, Fish Oil, Seaweed Meal, Spirulina, Enzymes, DL-Methionine, L-Lysine, Canthaxanthin, Astaxanthin, Vitamin A Supplement, Vitamin D3 Supplement, Vitamin E Supplement, Menadione Sodium Bisulfite Complex (source of Vitamin K), Thiamine Mononitrate, Riboflavin, Pyridoxine Hydrochloride, Vitamin B12 Supplement, Niacin, Calcium Pantothenate, Biotin, Folic Acid, Choline Chloride, L-Ascorbyl-2-polyphosphate (stabilized Vitamin C), Inositol, Manganese Sulfate, Zinc Sulfate, Ferrous Sulfate,( Copper Sulfate), Calcium Iodate, Cobalt Sulfate, Magnesium Sulfate, Aluminum Hydroxide.
Boyd's Marine Vita Diet
Slow-Sinking Crumbles and 2 mm Pellets
Feeding Directions: Feed two times a day only as much as the fish will consume in 1 to 2 minutes of feeding.
Ingredients: Fish meal, corn gluten meal, fish oil, blood meal, soy flour, wheat flour, cereal food fines, liquid fish solubles, brewer's dried yeast, soy lecithin, yeast culture, calcium propionate, Vitamin A acetate, Vitamin D3 supplement, dl-alpha tocopherol acetate (Vitamin E supplement), Vtamin B12 supplement, riboflavin supplement, niacin, calcium pantothenate, menadione sodium bisulfite complex (source of Vitamin K activity), folic acid, thiamine mononitrate, pyridoxine hydrochloride, biotin, choline chloride, manganese proteinate, zinc proteinate,( copper proteinate), calcium iodate, iron proteinate, cobalt proteinate, calcium carbonate, sodium selenite, L-ascorbyl 2 polyphosphate (source of Vitamin C) ethoxyquin, canthaxanthin, Vita-ChemTM
New Life Marine Formula(same makers as thera+A)
Ingredients
Krill Meal, Fish Meal, Wheat Flour, Amino Acids, Algae Meal, Soybean Meal, Fish Oil, Beta Carotene, Spirulina, Vitamin A Acetate, D-Activated Animal-Sterol, Vitamin B12 Supplement, Riboflavin Supplement, Niacin, Folic Acid, Calcium Pantothenate, Pyridoxine Hydrochloride, Thiamine, Biotin, Dl-Alphatocopherol, L-Ascorbyl-2-Polyphosphate, Choline Chloride, Cobalt Sulfate, Copper Sulfate, Ethylenediamine Dihydroiodide, Ethoxyquin.
Formula one
Ingredients
Whole Salmon, Halibut, Black Cod, Seafood Mix (including Krill, Plankton, Crab, and Clams), Whole Herring, Squid, Wheat Flour, Fresh Kelp, Mysis Shrimp, Wheat Gluten, Corn Gluten, Hydrolyzed Krill, Dried Kelp, Brewer's Dried Yeast, Soybean Meal, Crayfish Digest, Potato Flour, Wheat Germ, Salmon Egg Oil, Lecithin, Beta Glucan, Potassium Sorbate, Natural Pigments (for color enhancement), Astaxanthin, Beta Carotene, Canthaxanthin, Vitamins, Amino Acids, and Trace Elements.