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Challenger High-Protein Kibble for Large Breed Puppy Alpine Ranch Beef, Lamb & Pork

The spirit of Challenger is reaching beyond conventionally grown ingredients and choosing sustainability – to give the world around us a chance to heal and renew. Peak nutrition doesn’t have to be at the expense of our environment. 

With ethically-sourced ingredients like beef, lamb, pork and organic millet we can enrich the way we feed our pets. The difference is more flavor. More nutrients. More happy days.

AVAILABLE IN 4.5 LB, 11 LB AND 24 LB BAGS.

Retailer’s stock may vary, contact retailer for their inventory

About Challenger for Dogs

Nulo Challenger is the new grain-inclusive standard, offering ultra-high-meat dry dog foods and Hearty Stews with Certified-Organic grains like oats, millet, barley, and rye. Challenger’s dry dog foods offer 32-35% protein – 83-90% of which is animal-based, which provides your dog with the ideal amino acid profile; and our Challenger Hearty Stews contain real chunks of fresh meat for a satisfying texture. The spirit of Challenger is reaching beyond conventionally-grown ingredients and choosing sustainability, with additional emphasis on sustainably and ethically sourced ingredients and recyclable packaging. Find Nulo Challenger at your local independent pet specialty retailer.

food on table

Key Benefits

Low-Glycemic Organic Ancient Grains

Formulated with Organic Oats, Organic Barley & Organic Millet

Compare Our Top 5 Ingredients

Our top five ingredients are animal protein sources. Compare to the brand you’re feeding your athlete!

Lean Muscles & Heart Health

High-quality proteins provide amino acids that support lean muscle mass and a healthy heart.

GanedenBC30® Probiotic Advantage

GanedenBC30® probiotic supports your pet’s digestive & immune health.

Healthy Immune System

Nulo’s recipes contain wholesome vegetables and fruits and Vitamins C & E that work together to support immune health.

Lower in Carbs

Low carbohydrate and low glycemic ingredients.

Brilliant Skin & Coat

A balanced amount of Omega-3 and Omega-6 fatty acids nourish your pet’s skin and help promote a beautiful shiny coat.

Balanced Levels of Calcium & Phosphorus

For healthy bone development in large breed puppies.

Natural Sources of DHA

Supports cognitive development.

Ingredients & Analysis

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.

Calorie content

(ME Calculated) 3,471 kcal/kg, 410 kcal/cup

nutrition statement

Nulo Challenger™ Alpine Ranch Large Breed Puppy Beef, Lamb, & Pork Recipe Dog Food is formulated to meet the AAFCO Dog Food Nutrient Profiles for all life stages, including growth of large size dogs (70 lb. or more as an adult). Click here for full nutrient profile

Guaranteed Analysis

Nutrient Amount
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

*Not recognized as an essential nutrient by the AAFCO Dog Food Nutrient Profiles. Contains a source of viable naturally occurring microorganisms.

Feeding Guidelines

Feeding guidelines

cups/day, 8 oz. measuring cup

Every puppy is a little different, so the ideal feeding amount may vary with age, size and activity level. Please use the information to the right 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.

Adult Dogs: Feed according to the body weight displayed in the 13-18 month column.

Pregnant & nursing Moms: Feed up to 50% more food according to body weight displayed in the 13-18 month column. For nursing mothers, allow her to eat at will. Please also consult your veterinarian.

The nulo guarantee

If you or your dog are not completely satisfied with your Nulo purchase, simply bring the unused portion, packaging and receipt back to the place of purchase for a full refund.

Weight (lbs) 2-3 Months 4-6 Months 7-12 Months 13-18 Months
3 – 12 lb: 1 – 2½ cups ¾ – 1¾ cups ½ – 1¼ cups ½ – 1 cups
13 – 20 lb: 2¾ – 3½ cups 1¾ – 2¼ cups 1¼ – 1¾ cups 1 – 1½ cups
21 – 40 lb: 3¾ – 5¾ cups 2½ – 3¾ cups 1¾ – 2½ cups 1½ – 2¼ cups
41 – 60 lb: 5¾ – 7½ cups 3¾ – 4¾ cups 2¾ – 3½ cups 2¼ – 2¾ cups
61 – 80 lb: 5 – 5¾ cups 3½ – 4 cups 3 – 3½ cups
81 – 100 lb: 6 – 6¾ cups 4¼ – 4¾ cups 3½ – 4 cups
101 – 120 lb: 4¾ – 5½ cups 4 – 4½ cups

Add ½ cup for each additional 20 lbs.