PetScored

Diamond Naturals · Dry dog food

Extreme Athlete Chicken & Rice

A high-calorie, high-fat performance formula led by chicken meal and chicken. The 25 percent fat minimum and 4,107 kcal/kg are built for working dogs, not maintenance.

Last reviewed May 2026Adult maintenanceKibblePartially verified

By the PetScored Editorial Team. Every sub-score below links to the sources and rules behind it - see the full trail under the score.

Kibble (dry): well-established. The most-studied format. Deepest evidence base, lowest cost per calorie. The evidence on this format ›

Strengths

  1. Low sensitivity risk 9.0 / 10Few of the most-named adverse-reaction trigger ingredients high on the label.
  2. Crude protein 32%High-protein bag on the guaranteed analysis panel.
  3. Sensitivity Risk 9.0 / 10Sensitivity Risk is reconstructed from common allergen exposure patterns in the ingredient list.

Watch-outs

  1. Common triggers on the labelSkip if your dog avoids chicken, egg. We surface this regardless of sub-score.
  2. Nutrition Fit 4.0 / 10AAFCO adequacy, dry-matter protein, or feeding-trial evidence is partial.
  3. Partially verified source confidenceSome label or pricing fields rely on retailer-mediated capture rather than the manufacturer source. See evidence notes below.

Buyer read

Dog food rubric

What should you take away?

Needs a closer source and label read.

For Extreme Athlete Chicken & Rice, the main watch-outs are: this source record has not captured a verified AAFCO adequacy statement yet; the estimated cost per calorie is high compared with similar foods; brand-level evidence needs more source support. This is an evidence read, not a medical recommendation.

4.0
Nutrition FitAAFCO fit, calories, and dry matter protein/fat ranges.

30%of rating

6.0
Brand TrustWSAVA-style signals, recall mapping, and source confidence.

25%of rating

7.0
Ingredient ClarityNamed sources and label specificity.

15%of rating

9.0
Sensitivity RiskPopulation-level common allergen exposure.

15%of rating

6.0
ValueEstimated price per 1,000 kcal within category.

15%of rating

The composite rating is the weighted average of these five sub-scores - each row’s share of the total is the percentage at right.

vs. Dry dog food

How this scorecard reads against its category.

Solid bar is this product. Hollow tick mark is the average across 108 peers in the same category. Same rubric for both, no weighting tricks.

Nutrition Fit4.0-3.6 vs avg
Brand Trust6.0-0.9 vs avg
Ingredient Clarity7.0+1.1 vs avg
Sensitivity Risk9.0near avg
Value6.0near avg

Score math

How PetScored got there.

Expand to see the rule-by-rule trail. Useful for checking the rubric; not required to make a buying decision.

Show the trail
Nutrition Fit4.0
30% of total score
7 scoring rule(s)0 context item(s)

Nutrition Fit is reconstructed from deterministic dog-food v1 rules using the currently available fixture fields.

AAFCO statement matches declared life stageA verified AAFCO adequacy statement earns points only when it matches the declared life stage.
Diamond Naturals Extreme Athlete Adult Dog Chicken & Rice Formula is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for maintenance.+3.0A
Feeding trials substantiate adequacyFeeding-trial language receives additional credit because it is stronger evidence than formulated-to-meet language.
Diamond Naturals Extreme Athlete Adult Dog Chicken & Rice Formula is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for maintenance.0.0A
Protein dry matter basis in rangeProtein is compared on dry matter basis against the adult maintenance range of 18-35%.
35.6%0.0A
Fat dry matter basis in rangeFat is compared on dry matter basis against the adult maintenance range of 5.5-20%.
27.8%0.0A
Calcium and phosphorus listedThis can earn credit once the nutrition panel stores calcium and phosphorus fields from a verified source.
not captured in v0 fixture0.0B
Calorie statement presentA calorie statement is needed for value, feeding-cost, and cross-format comparison work.
470 kcal/cup+1.0A
Large-breed puppy statementThis rule is not applicable unless the product is marketed for large-breed puppies.
not applicable0.0A
Brand Trust6.0
25% of total score
1 scoring rule(s)2 context item(s)seed in use

Brand Trust is still using the seed subscore while source signals are captured, reviewed, or blocked by conflict.

Brand Trust signal record missingThe seed Brand Trust value remains in use until a source-backed signal record is attached.
not capturedcontextSeed
Brand Trust seed subscorePrototype score imported from the seed fixture. This keeps the public page auditable while verified rule events replace seed values.
6.0 / 10+6.0Seed
Source confidence visibleConfidence is shown beside the score so prototype, single-source, verified, stale, and conflict records are not treated the same.
Partially verifiedcontextSeed
Ingredient Clarity7.0
15% of total score
8 scoring rule(s)0 context item(s)

Ingredient Clarity is reconstructed from named-source and label-specificity rules.

Animal protein sources named in top 10Named species such as chicken meal or salmon count as clearer than generic terms such as meat meal or poultry by-product meal.
chicken meal | chicken | chicken fat (preserved with mixed tocopherols) | egg product+3.0B
Fat sources named in top 10Named fats, such as chicken fat or salmon oil, are clearer than generic animal fat.
chicken fat (preserved with mixed tocopherols)+2.0B
Grain sources are specificSpecific grains such as rice, barley, oatmeal, or sorghum earn clarity credit. Generic grain terms do not.
ground white rice | cracked pearled barley+1.0B
Preservatives explicitly namedExplicit preservative language earns clarity credit because the label tells readers what is preserving the fat or formula.
chicken fat (preserved with mixed tocopherols)+1.0A
Country of manufacture statedThis can earn credit once the product source record stores a verified made-in or country-of-manufacture statement.
not captured in v0 fixture0.0C
Manufacturer identifiableThis can earn credit once the source record identifies the manufacturer from a verified product page or label.
not captured in v0 fixture0.0C
Co-packer or facility disclosedThis can earn credit once the product or brand source record publicly discloses the facility or co-packer.
not captured in v0 fixture0.0C
Ingredient splitting high on labelRelated starch or pulse ingredients high on the label are flagged for transparency. This is not treated as proof of harm.
not detected0.0C
Sensitivity Risk9.0
15% of total score
9 scoring rule(s)0 context item(s)

Sensitivity Risk is reconstructed from common allergen exposure patterns in the ingredient list.

Sensitivity baselineSensitivity Risk starts at 10 and adjusts for common exposure patterns. It is not a prediction for an individual dog.
10 / 10 before ingredient exposure adjustments+10.0A
Beef or beef-derived ingredient in top 5Beef exposure in the top five ingredients lowers the score because beef is commonly reported in canine food-reaction studies.
chicken meal | chicken | ground white rice | chicken fat (preserved with mixed tocopherols) | cracked pearled barley0.0A
Dairy ingredient anywhereDairy exposure is counted anywhere on the label because even lower-position ingredients may matter for sensitive dogs.
chicken meal | chicken | ground white rice | chicken fat (preserved with mixed tocopherols) | cracked pearled barley | egg product | ground miscanthus grass | dried plain beet pulp | natural flavor | flaxseed | potassium chloride | salt | choline chloride | dried chicory root | glucosamine hydrochloride | l-carnitine | kale | chia seed | pumpkin | blueberries | carrots | vitamins and minerals0.0A
Chicken or chicken-derived ingredient in top 5Chicken exposure in the top five ingredients lowers the score as a population-level sensitivity flag.
chicken meal | chicken | ground white rice | chicken fat (preserved with mixed tocopherols) | cracked pearled barley-1.0A
Wheat or wheat gluten in top 5Wheat exposure in the top five ingredients is flagged without implying the food is unsafe.
chicken meal | chicken | ground white rice | chicken fat (preserved with mixed tocopherols) | cracked pearled barley0.0A
Lamb in top 5Lamb receives a smaller exposure adjustment under the current dog-food rubric.
chicken meal | chicken | ground white rice | chicken fat (preserved with mixed tocopherols) | cracked pearled barley0.0A
Multiple common sensitivity ingredients in top 5Multiple common exposure families high in the ingredient list receive an additional small adjustment.
1 of beef, dairy, chicken, wheat detected0.0B
Hydrolyzed protein primary dietHydrolyzed-protein diets can receive credit when hydrolyzed protein is a primary ingredient.
not detected0.0A
Single novel protein sourceA single novel animal protein can receive credit, but marketing claims alone do not count.
not detected0.0B
Value6.0
15% of total score
3 scoring rule(s)2 context item(s)

Value is reconstructed from package size, price, kcal density, category median, and quality caps.

Package weight parsedPackage weight is parsed from the product fixture so price can be normalized before scoring.
18.14 kgcontextC
Cost per 1,000 kcal calculatedValue uses calories rather than package price alone, because calorie density changes how long a bag lasts.
USD 0.74contextC
Category relative price bandThe base Value score comes from cost per 1,000 kcal relative to the product category median.
53% of Mass premium dry median+9.0C
Nutrition Fit value capA low Nutrition Fit score caps Value so a cheap food is not over-rewarded when core nutrition evidence is weak.
Nutrition Fit 4.0-3.0C
Brand Trust value capA low Brand Trust score caps Value so price does not overpower weak manufacturer/source signals.
Brand Trust 6.00.0C

Ingredients

Parsed label

Chicken Meal, Chicken, Ground White Rice, Chicken Fat (preserved with mixed tocopherols), Cracked Pearled Barley, Egg Product, Ground Miscanthus Grass, Dried Plain Beet Pulp, Natural Flavor, Flaxseed, Potassium Chloride, Salt, Choline Chloride, Dried Chicory Root, Glucosamine Hydrochloride, L-Carnitine, Kale, Chia Seed, Pumpkin, Blueberries, Carrots, Vitamins and Minerals

Sensitivity flags

May matter for individual dogs

chickenegg

These flags reflect population-level prevalence of commonly reported canine food allergens in the published literature (Mueller and Olivry 2016), not a prediction that this dog will react. Read how we score this in the dog food rubric and the medical disclaimer.

Data status

Source-capture hold.

We have not yet captured the full source and verification record for this product.

Until those records are captured, this scorecard runs on label-seed data and is marked by source confidence rather than presented as verified.

Data
Partially verified
Last reviewed
May 2026
Stage
Source capture
Checklist
missing
Source record
missing

Brand Trust evidence

Brand Trust runs on its seed value.

We have not yet captured a source-backed signal record for this brand. The Brand Trust sub-score uses our seed value until signals are verified, and it is marked by source confidence rather than presented as verified.

Signal record
not yet captured
Score basis
Seed value, pending verification
Unresolved signals
11
Conflicts
0
Brand sources
0

Source record

Confidence is visible by design.

Captured
May 27, 2026
Confidence
Partially verified
Sources
Diamond Pet official product page captured May 27, 2026
CountryMax / Mud Bay 40 lb pricing captured May 27, 2026
Adequacy
Diamond Naturals Extreme Athlete Adult Dog Chicken & Rice Formula is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for maintenance.

Appears in

PetScored best-for lists this food is on

All best-for lists ›

Compare to similar

Same category, within 1.2 composite

Build your own comparison ›

Where to buy

Buying Diamond Naturals Extreme Athlete Chicken & Rice

Affiliate disclosure ›

Independent. PetScored may earn a commission on purchases through tagged links at no extra cost to you. Affiliate revenue does not affect the score on this page. Use whichever retailer you prefer.

FAQ

About Diamond Naturals Extreme Athlete Chicken & Rice

What is the PetScored rating for Diamond Naturals Extreme Athlete Chicken & Rice?

Diamond Naturals Extreme Athlete Chicken & Rice scores 6.0 out of 10 on the PetScored deterministic rubric. Strongest sub-score: Sensitivity Risk. Weakest sub-score: Nutrition Fit. See the full sub-score breakdown and rule-event trail on the scorecard.

Is Diamond Naturals Extreme Athlete Chicken & Rice good for dogs with food sensitivities?

Skip this food if your dog avoids chicken, egg. These are common adverse-reaction trigger ingredients in published case series. If your dog tolerates these proteins, the sub-score reflects the population-level risk; individual dogs vary.

Is Diamond Naturals Extreme Athlete Chicken & Rice AAFCO complete and balanced?

Diamond Naturals Extreme Athlete Chicken & Rice carries this AAFCO adequacy statement: "Diamond Naturals Extreme Athlete Adult Dog Chicken & Rice Formula is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for maintenance." This is an adult-maintenance statement - not adequate for puppies, growth, or pregnancy.

What life stage is Diamond Naturals Extreme Athlete Chicken & Rice for?

Per the bag, Diamond Naturals Extreme Athlete Chicken & Rice is intended for Adult maintenance (format: Kibble). Always cross-check the AAFCO statement on your actual bag, since recipes and life-stage designations can change between production runs.

How much does Diamond Naturals Extreme Athlete Chicken & Rice cost per calorie?

Captured retailer price: $54.99 for a 40 lb bag bag, at 4107 kcal/kg. PetScored Value sub-score benchmarks cost per 1,000 kcal against the category median rather than the sticker price - see the Value detail on the scorecard.

See every Diamond Naturals recipe we score, ranked ›

Related reading

How we read this label, and what we don’t penalize

This score is our opinion, formed by applying a published rubric to label and public source records, not a statement of objective fact and not veterinary advice. Label fields we cannot verify are marked by source confidence rather than assumed. See the methodology and medical disclaimer.