virage-в некоторых марках это так-можно сказать в большинстве.
А вот состав корма CANIDAE╝ All Life Stage formula -который ест моя собака.
Guaranteed Analysis

Crude Protein (min.) 24.00% -это как раз количество мяса и рыбы в этом корме.
Crude Fat (min.) 14.50%
Crude Fiber (max.) 4.00%
Moisture (min.) 10.00%
Lenoleic Acid (Omega 6) (min.) 3.70%
Vitamin E (min.) 200.00 IU/kg
Calcium (min.) 1.20%
Phosphorus (min.) .90%
Alpha Linolenic Acid (Omega 3) (min.) .60%
Ascorbic Acid (min.) 50.00 mg/kg
Cellulase (a) (min.) 100 CMCU/kg
Magnesium (min.) 0.14%
pH 6.0

(a) One carboxymethyl cellulose unit (CMCU) is that amount of enzyme which liberates one micromole of reducing sugar
(expressed as glucose equivalents) in one minute under the conditions of the assay.
А вот состав в порядке убывания % объема инградиентов в корме.
All Natural Ingredients
Chicken Meal, Turkey Meal, Brown Rice, White Rice, Lamb Meal, Chicken Fat (preserved with Mixed Tocopherols), Herring Meal, Flax Seed, Sun Cured Alfalfa Meal, Sunflower Oil, Chicken, Lecithin, Monocalcium Phosphate, Potassium Chloride, Choline Chloride, Linoleic Acid, Rosemary Extract, Sage Extract, Dried Enterococcus Faecium, Dried Lactobacillus Acidophilus Fermentation Product, Dried Aspergillus Oryzae Fermentation Extract, Dried Bacillus Subtilis Fermentation Extract, Inulin (from Chicory root), Saccharomyces Cerevisiae Fermentation Solubles, Yucca Schidigera Extract, Mixed Tocopherols (source of Vitamin E), Zinc Amino Acid Chelate, Manganese Amino Acid Chelate, Iron Amino Acid Chelate, Copper Amino Acid Chelate, Cobalt Amino Acid Chelate, Vitamin A Supplement, Vitamin D3 Supplement, Ascorbic Acid (source of Vitamin C), Niacin, Thiamine Mononitrate (Vitamin B1), Riboflavin (source of B2), Beta Carotene, Calcium Pantothenate, Pyridoxine Hydrochloride (Vitamin B6), Calcium Iodate, Folic Acid, D-Biotin, Sodium Selenite, Papaya, Vitamin B12 Supplement.
Ничего из приведенного в размещенных статьях здесь НЕТ.
И еще одно добавление!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benefits
Four Human Grade Meats √ Chicken, Turkey, Lamb and Fish
Вот эта фраза- Human Grade -говорит,что качество мяса соответствует употребляемому в пищу людьми.
Все подробности можно посмотреть здесь--http://www.canidae.com/index.html