Maintenance Adult Mini Chunk Dry Dog Food
Verified Jun 11, 2026
This is a dry maintenance formula for adult dogs who don’t need a lot of calories or protein, such as lower-activity or more sedentary pets. It provides moderate protein and fat from meat meal and chicken fat, with corn, wheat, and rice bran as the main carbohydrate sources. The recipe is designed to support basic muscle, bone, skin, and coat health for generally healthy adult dogs.
Nutritionally, this is a straightforward, lower- to moderate-protein adult maintenance kibble that meets AAFCO requirements for adult dogs by formulation. It uses generic meat meal plus chicken by-product meal and common grains to provide adequate protein and energy, making it suitable for many average adult dogs who are not highly active. It’s not a high-end or highly specialized formula, but it can work well for dogs who do fine on conventional grain-inclusive diets and don’t need extra protein or fat.
The KibbleLab Score (1–10) is assessed from publicly available product data. Our evaluation is science-based, not marketing-based.
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At a Glance
KibbleLab Review
Strengths
- Meets AAFCO Dog Food Nutrient Profiles for adult maintenance, so it’s complete and balanced for adult dogs when fed as directed.
- Moderate protein (21%) and fat (12%) can suit many adult dogs who have average or lower activity levels and don’t need a high-calorie diet.
- Includes animal-derived ingredients such as meat meal, chicken by-product meal, and chicken fat, which provide essential amino acids and fatty acids.
- Calorie density around 3,375 kcal/kg (about 325–330 kcal per cup) gives good control over portion sizes for dogs prone to weight gain.
Considerations
- The primary protein source is listed only as generic meat meal rather than a named species, which offers less transparency for dogs with known meat sensitivities.
- Contains several common allergens for some dogs, including chicken (chicken fat and by-product meal), wheat, and possibly the unnamed meat meal source, so it may not be ideal for dogs with food allergies or intolerances.
- Protein level is on the lower side compared with many modern adult dog foods, which may not be the best fit for very active dogs or those needing extra lean body mass support.
- Uses multiple grain by-products (rice bran, wheat middlings) as significant calorie sources, which are nutritionally acceptable but less nutrient-dense than some alternative whole-ingredient formulations.
Full Ingredient List
Ingredients and analysis reflect manufacturer data at the time of our last update and can change without notice. Always check the actual product packaging before feeding.
Ingredient filtering helps identify compatible options but is not a substitute for a veterinary elimination diet.
Top 5 Ingredients Explained
01
Meat
Meat is a primary animal-based source of protein and fat in pet foods, providing essential amino acids, highly bioavailable vitamins and minerals (including B vitamins, iron and zinc) and nutrients such as taurine that are particularly important for cats. While meat supports muscle maintenance, growth and palatability, it must be included within a balanced, complete formulation or appropriately supplemented because plain muscle meat can be deficient in calcium and other nutrients, and considerations about quality, fat content, sourcing, species-specific sensitivities or allergies, and pathogen risk with raw feeding are important.
02
Yellow Corn
Yellow corn is commonly used in pet foods as a digestible carbohydrate and energy source, supplying starch, some fiber, plant-based protein, B vitamins and carotenoids like lutein. It is a cost-effective ingredient that dogs digest well (cats, as obligate carnivores, do not require carbohydrates), but corn’s protein is lower in certain essential amino acids, it can add excess calories if overused, and quality control is important to minimize contaminants (e.g., mycotoxins) and address rare food sensitivities.
03
Rice Bran
Rice bran, the nutrient-rich outer layer of the rice kernel, is used in pet foods as a source of dietary fiber, energy-dense fats, and micronutrients (B vitamins, vitamin E and trace minerals) and can help improve palatability and stool quality. It can be a useful ingredient for dogs (and to a lesser extent cats) but is high in oil and can go rancid unless stabilized, contains phytates that may affect mineral absorption, and can concentrate contaminants like inorganic arsenic, so it should be sourced and processed carefully and not be relied on as a primary protein for obligate carnivores.
04
Wheat Middling
Wheat middlings are a milling by-product commonly used in dry pet foods as a source of digestible carbohydrate, fiber and modest plant protein that also helps with kibble texture, binding and supplies B-vitamins and some minerals. They can be a cost-effective fiber/energy ingredient but may increase stool volume, contain gluten (problematic for dogs with wheat sensitivity), have variable nutritional quality, and are of limited value for obligate carnivores like cats, so inclusion levels and storage (to prevent mold/mycotoxins) should be considered.
05
Wheat
Wheat is a common cereal grain used in pet foods as a source of digestible carbohydrates, some plant-based protein, B vitamins, minerals, and dietary fiber, and it also helps with kibble texture and binding. It provides energy and fiber for many dogs but can cause food allergies or gluten sensitivities in a minority of pets and is generally less ideal as a primary ingredient for obligate carnivores like cats, so pets with known grain or wheat sensitivities should avoid it and calorie intake should be monitored to prevent weight gain.
Nutritional Breakdown
How to read As Fed versus Dry Matter
As fed shows the numbers straight off the label, water included. Dry matter removes the water so you can compare a wet food and a dry food fairly.What is calorie density
How many calories the food packs per unit. Denser foods mean smaller portions for the same calories.Product Details & Brand
Product Specs
AAFCO Nutritional Adequacy
What is AAFCO
Association of American Feed Control Officials. It sets the nutritional
adequacy standards US pet foods are measured against.
What is AAFCO
Association of American Feed Control Officials. It sets the nutritional adequacy standards US pet foods are measured against.Brand
Sportmix provides affordable, performance-oriented pet nutrition for active dogs and cats. The brand targets value-conscious consumers seeking reliable formulas for sporting and working animals.
Visit SportmixManufacturer
Midwestern Pet Foods manufactures its products in company-owned facilities located in Monmouth, Illinois; Evansville, Indiana; Chickasha, Oklahoma; and Waverly, New York. The company oversees production and quality control internally, using established safety and testing protocols. It has been subject to FDA oversight and recall processes, most notably in 2020–2021.
Manufacturing details are compiled from public sources and not independently verified; they may not reflect contract manufacturing or co-packing.
Recall History
Sportmix Maintenance Adult Mini Chunk Dry Dog Food has no recalls since 2014.
Source: FDA Pet Food Recall Database · Monitored daily
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Frequently Asked Questions
Has Sportmix ever been recalled?
We have no recalls on record for Sportmix. We monitor the FDA Pet Food Recall Database daily.
How does KibbleLab rate foods?
Our scores are based on ingredient composition, nutritional profile, AAFCO compliance, and health considerations. We don't penalize by-products, grains, or synthetic preservatives. Brands cannot pay for higher scores.
Is KibbleLab a substitute for veterinary advice?
No. KibbleLab provides data-driven food analysis, not medical advice. Always consult your veterinarian before making dietary changes, especially for pets with health conditions.
KibbleLab provides informational content only. This is not veterinary advice. Always consult a qualified veterinarian before changing your pet's diet.
KibbleLab may earn affiliate commissions through product links. No one can pay for a higher score, or to change what we recommend for your pet.
Product data sourced from manufacturer websites, AAFCO statements, and FDA recall database. Last verified dates reflect our most recent data check.
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