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Royal Canin Size Health Nutrition Medium

Manufacturer: Royal Canin

Royal Canin Royal Canin Size Health Nutrition Medium Adult
76.6Technical Score

The Royal Canin Size Health Nutrition Medium (Royal Canin) earned a technical score of 76.6/100 (rated ⭐ High Standard) under the independent My Pet Magazine methodology, which combines the IDNM nutrient density index (83 pts) and the IPFI ingredient purity index (62 pts). On a dry-matter basis, this food for dogs delivers 25.7% protein and 13.41% fat. The analysis is computed by algorithm, with no payment or interference from brands.

Is Royal Canin Size Health Nutrition Medium good?

Yes, it is a good option. Royal Canin Size Health Nutrition Medium is in the "High Standard" band of our review, with a technical score of 76.6/100. The score combines nutritional density (IDNM 83) and ingredient purity (IPFI 62), with 25.7% protein and 13.41% fat on a dry-matter basis. At 3616 kcal/kg, FEDIAF maintenance needs work out to 148–171 g per day for an adult dog weighing 10 kg (full table below).

Nutritional Analysis

IDNM (Nutrient Density)83 / 100
IPFI (Ingredient Purity)62 / 100
Final Score76.6

Dry-Matter Composition

Protein25.7%
Fat13.41%

Composition and Energy

Values as declared in the manufacturer guaranteed analysis (as-fed basis — as printed on the bag).

Nutritional composition of Royal Canin Size Health Nutrition Medium (metabolizable energy when available in the dataset)
NutrientValue
Crude protein23 %
Crude fat12 %
Crude fiber3.4 %
Moisture10.5 %
Metabolizable energy3616 kcal/kg

How much to feed per day

Estimated daily serving (g/day) based on the metabolizable energy of this food (3616 kcal/kg) and the maintenance energy requirement (MER) of an adult dog per FEDIAF 2024, from the lowest value (low-activity dog; neutered or indoor cat) to the moderate one (moderately active dog; active cat). It is a starting point: adjust to your pet's body condition and your veterinarian's advice. The calculation ignores age, neutering (in dogs) and individual clinical conditions.

Recommended daily serving in grams per day of Royal Canin Size Health Nutrition Medium by the weight of the dog
Weight of the dogEnergy requirementRecommended serving
5 kg318–368 kcal/day88–102 g/day
10 kg534–619 kcal/day148–171 g/day
20 kg898–1040 kcal/day248–288 g/day
30 kg1218–1410 kcal/day337–390 g/day
40 kg1511–1750 kcal/day418–484 g/day

Formula: maintenance energy (kcal/day) = coefficient × weight(kg)^exponent. Dogs: coefficient 95 (low activity) to 110 (moderate activity), exponent 0.75 (FEDIAF 2024, Table VII-7, p. 55). Cats: coefficient 75 (neutered or indoor) to 100 (active), exponent 0.67 (FEDIAF 2024, Table VII-9, p. 57). Portion (g/day) = energy requirement ÷ (food kcal/kg ÷ 1000). Source: FEDIAF, Nutritional Guidelines for Complete and Complementary Pet Food for Cats and Dogs, July 2024.

Ingredients

  1. 1Brewers rice
  2. 2chicken by-product meal
  3. 3oat groats
  4. 4wheat
  5. 5corn protein meal
  6. 6chicken fat
  7. 7natural flavors (ONLY FOR MEXICO: including poultry, cow milk, pork)
  8. 8dried plain beet pulp
  9. 9fish oil
  10. 10calcium carbonate

What we like

  • ✓probiotics
✓ Verified data

www.royalcanin.com — verified 2026-08-30

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Frequently asked questions about Royal Canin Size Health Nutrition Medium

What is the technical score of Royal Canin Size Health Nutrition Medium?
Royal Canin Size Health Nutrition Medium (Royal Canin) scores 76.6/100 under the My Pet Magazine methodology — a weighted average of the IDNM nutrient density index (83 points) and the IPFI ingredient purity index (62 points), by the formula (IDNM × 0.55) + (IPFI × 0.45). The analysis is 100% algorithmic, with no interference from brands.
How much protein does Royal Canin Size Health Nutrition Medium have?
On a dry-matter basis (removing the effect of moisture), Royal Canin Size Health Nutrition Medium has 25.7% protein and 13.41% fat. Converting to a dry-matter basis allows a fair comparison between foods for dogs with different moisture levels.
Is Royal Canin Size Health Nutrition Medium a good food for dogs?
Under the My Pet Magazine classification, Royal Canin Size Health Nutrition Medium is "High Standard" (score 76.6/100). Strengths: probiotics. Talk to a veterinarian before changing the diet of your dog.

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