High Protein Puppy Food with Wholesome Grains for Large Breeds
Nulo Challenger Large Breed Puppy Dry Dog Food is a premium high protein puppy food formulated to support healthy growth in big pups. Each recipe features responsibly sourced meat as the first ingredient, paired with wholesome grains for balanced energy and strong muscle development.
Made without corn, soy, or artificial additives, Nulo Challenger Large Breed Puppy Dry Dog Food includes probiotics for digestive health and essential nutrients for bone and joint support. This high protein puppy food is crafted to meet the unique needs of large breed puppies during their critical growth stages.
Give your puppy the best start with Nulo Challenger Large Breed Puppy Dry Dog Food—nutrient-rich, grain-inclusive meals for healthy development.
Alpine Ranch (Beef, Lamb & Pork)
A hearty blend of savory beef, tender lamb, and rich pork delivers a bold, meaty flavor in every crunchy bite—crafted to satisfy growing large breed puppies.
Nulo is all about giving pets the nutrition they need to live their best lives. Founded in Austin in 2009, this innovative brand set out to create recipes rich in animal protein and low in carbs, inspired by how pets were meant to eat. From grain-free kibble and wet food to freeze-dried raw meals and tasty treats, Nulo offers wholesome options for dogs and cats that combine quality ingredients with thoughtful care. Their mission is simple: keep tails wagging and whiskers twitching with food that fuels health, happiness, and the bond you share every day.
INGREDIENTS:
Deboned Beef, Deboned Lamb, Turkey Meal, Chicken Meal, Salmon Meal, Organic Oats, Organic Millet, Organic Barley, Deboned Pork, Chicken Fat (preserved with Mixed Tocopherols & Citric Acid), Ground Miscanthus Grass, Organic Rye, Natural Flavor, Chicken Cartilage, Ground Flaxseed, Potassium Chloride, Dried Carrots, Salt, Dried Pumpkin, Dried Blueberries, Dried Spinach, Dried Chicory Root, DL-Methionine, Choline Chloride, Calcium Carbonate, Taurine, Vitamin E Supplement, Dicalcium Phosphate, Zinc Proteinate, Zinc Sulfate, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Iron Proteinate, Niacin Supplement, Ferrous Sulfate, Copper Proteinate, Copper Sulfate, Vitamin A Supplement, Manganese Proteinate, Thiamine Mononitrate, Calcium Pantothenate, Riboflavin Supplement, Pyridoxine Hydrochloride, Manganous Oxide, Biotin, Dried Bacillus coagulans Fermentation Product, Vitamin B12 Supplement, Vitamin D3 Supplement, Folic Acid, Sodium Selenite, Calcium Iodate, Rosemary Extract.
GUARANTEED ANALYSIS:
Crude Protein (min.)……….32.00%
Crude Fat (min.)…………..14.00%
Crude Fiber (max.)…………5.00%
Moisture (max.)……………10.00%
Methionine (min.)…………..0.35%
Calcium (min.)……………..1.20%
Phosphorus (min.)…………..1.00%
Vitamin E (min.)……………150 IU/kg
Taurine* (min.)…………….0.20%
Omega 6 Fatty Acids* (min.)….2.30%
Omega 3 Fatty Acids* (min.)….0.70%
Ascorbic Acid (Vitamin C)* (min.)……….65 mg/kg
Bacillus coagulans* (min.)…..80,000,000 CFU/lb
CALORIE CONTENT:
(ME calculated): 3,471 kcal/kg or 410 kcal/cup
NUTRITION STATEMENT:
Nulo Challenger Alpine Ranch Large Breed Puppy Beef, Lamb, & Pork Recipe Dog Food is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for all life stages including growth of large size dogs (70 lb. or more as an adult).
*Not recognized as an essential nutrient by the AAFCO Dog Food Nutrient Profiles.
FEEDING INSTRUCTIONS:
Cups/day, 8 oz. measuring cup
Every puppy is a little different, so the ideal feeding amount may vary with age, size, neuter status, and activity level. Please use the information below as a starting guideline only and adjust as required. Ask your veterinarian if you’re unsure. Always provide plenty of clean, fresh water and hugs.
Age-Based Feeding Chart:
3 – 12 lbs
2–3 mths……….. 1 – 2½ cups
4–6 mths……….. ¾ – 1¾ cups
7–12 mths……… ½ – 1¼ cups
13–18 mths……… ½ – 1 cup
13 – 20 lbs
2–3 mths……….. 2¾ – 3½ cups
4–6 mths……….. 1¾ – 2¼ cups
7–12 mths……… 1¼ – 1¾ cups
13–18 mths……… 1 – 1½ cups
21 – 40 lbs
2–3 mths……….. 3¾ – 5¾ cups
4–6 mths……….. 2½ – 3¾ cups
7–12 mths……… 1¾ – 2½ cups
13–18 mths……… 1½ – 2 cups
41 – 60 lbs
2–3 mths……….. 5¾ – 7½ cups
4–6 mths……….. 3¾ – 4¾ cups
7–12 mths……… 2¾ – 3½ cups
13–18 mths……… 2 – 2¾ cups
61 – 80 lbs
4–6 mths……….. 5 – 5¾ cups
7–12 mths……… 3½ – 4 cups
13–18 mths……… 2¾ – 3½ cups
81 – 100 lbs
4–6 mths……….. 6 – 6¾ cups
7–12 mths……… 4¼ – 4¾ cups
13–18 mths……… 3½ – 4 cups
101 – 120 lbs
7–12 mths……… 4¾ – 5½ cups
13–18 mths……… 4 – 4½ cups
*Add ½ cup for each additional 20 lbs over 120 lbs.










































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