Pls do try to feed ur chins with the proper pellets formulated for them...
Below is analysis of 2 brands more commonly recommended...

Mazuri

Guaranteed Analysis
Crude protein not less than 20.0%
Crude fat not less than 3.0%
Crude fiber not more than 18.0%
Ash not more than 9.0%

Ingredients
Dehydrated alfalfa meal, dehulled soybean meal, ground soybean hulls, ground oats, wheat middlings, wheat germ, dried beet pulp, cane molasses, soybean oil, dicalcium phosphate, ground corn, dried whey, salt, DL-methionine, calcium carbonate, magnesium oxide, vitamin A acetate, pyridoxine hydrochloride, folic acid, choline chloride, cholecalciferol (source of vitamin D3), d-alpha tocopheryl acetate (source of vitamin E), calcium pantothenate, zinc oxide, nicotinic acid, cyanocobalamin (source of vitamin B12), riboflavin, manganous oxide, ferrous carbonate, copper sulfate, zinc sulfate, calcium iodate, cobalt carbonate, sodium selenite.

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Alice Kline Diet

Guaranteed Analysis
Crude Protein, not less than 17.0%
Crude Fat, not less than 3.0%
Crude Fiber, not more than 20.0%

Ingredients
Dehydrated and Sun Cured Alfalfa Meal, Wheat Middlings, Wheat Bran, Soybean Oil Meal, Pulverized Oats, Cane Molasses, Linseed Meal, Corn Distillers Dried Grains and Solubles, DL-Methionine, Soybean Oil, Lecithin, Wheat Germ Meal, DiCalcium Phosphate, MonoCalcium Phosphate, Calcium Carbonate, Sodium Chloride, Magnesium Oxide, Manganese Sulfate, Iron Sulfate, Iron Oxide, Ferrous Fumerate, Copper Sulfate, Potassium Chloride, Cobalt Carbonate, Calcium Iodate, Zinc Oxide, Sodium Selenite, Lignin Sulfonate, Calcium Propionate, Vitamin A Acetate, D-Activated Animal Sterol, Carrot Oil Carotene, d-alpha Tocopheryl Acetate, Thiamin, Mononitrate, Riboflavin, Calcium Pantothenate, Choline Chloride, Ascorbic Acid, Vitamin B-12 Supplement, Inositol, Pyridoxine Hydrochloride, Niacin, Biotin, Folic Acid, Para-Amino Benzoic Acid, BHT(preservative), and Flavor.



Alice Kline Supplement

Rolled Barley, Oat Groats, Wheat Flakes, Crimped Oats, Flax, Soybean Oil Meal, Beet Pulp, Sunflower, Live Cell Yeast Dormantized, Wheat Bran, Rolled Oats, Wheat germ, Whole Dried Whey, Molasses, Corn Distillers Dried Grains with solubles, Dehydrated Alfalfa Meal, Linseed Oil Meal, Brewers Dried yeast, Whole Dried Egg, Kelp, Soybean Oil, Lecithin, Carrot Oil Carotene, DL-Methionine, L-Lysine, Phenylalanine Concentrate, DiCalcium Phosephate, Mono Calcium Phosphate, Calcium Carbonate, Potassium Chloride, Sodium Chloride, Calcium Lactate, Magnanese Sulfate, Calcium Iodate, Ferrous Fumerate, Cobalt Carbonate, Sodium Selenite, Vitamin A Acetate, D-activated Animal Sterol, d-alpha Tocopheryl Acetate, Ascorbic Acid, Thiamin Mononitrate, Riboflavin, Pantothenic Acid, Folic Acid, Choline Chloride, Biotin Concentrate, Inositol, Vitamin B-12 Supplement, B. Subtilis Fermentation Product, BHT(preservitive), Lignin Sulfonate and Flavor