Ingredient #1Upper
Whole Grain Wheat
Whole Grain Wheat is a whole or coarse grain ingredient. It usually plays more of a carbohydrate and fiber role than a core protein role. It reads as an upper-tier carb and fiber source.
Label analysisGrade DListed ingredientsKibble (Extruded)
Hill's
Hill's j/d Dry Dog Food | Hill's Prescription Diet
Editor ingredient insight
Hill’s j/d starts with wheat, corn, and flaxseed, with very high omega-3, EPA disclosure, and L-carnitine.
It is worth considering for veterinarian-guided joint support, not for meat-led high-protein feeding.
Plant booster present
01. NUTRIENT PROFILE
Key nutrients & mineral profile
Disclosed protein and fat
Protein 20%Fat 15.9%Other 64.1%Other includes moisture, ash and remaining components.
Position within the same processing type
Compare protein, fat and energy density in low, typical and high bands.
Protein positionLower
This food is on the lower side for crude protein among extruded foods.
Fat positionHigher
This food is on the higher side for crude fat among extruded foods.
Calorie densityTypical
This food sits around the typical calorie range among extruded foods. Check the feeding guide and weight trend alongside this comparison.
Key guaranteed nutrientsAs-fed
Calcium0.7%
Phosphorus0.6%
Crude fiberNot disclosed
Omega-33.6%
Omega-6Not disclosed
Undisclosed values are not treated as zero.
02. INGREDIENT QUALITY & DISCLOSURE
Disclosed ingredients & ingredient grade
The analysis uses the registered ingredients. Complete-panel coverage is not verified, so an unlisted ingredient cannot be assumed absent.
Listed ingredients
Read the listed ingredients below. Complete-panel coverage is not verified here; do not infer that an unlisted ingredient is absent.
Ingredient gradeConservative
Ingredient #1 · Whole Grain WheatUpper
Whole GrainIngredient #2 · Whole Grain CornUpper
Whole GrainIngredient #3 · FlaxseedUpper
Seed/Oil SupportIngredient #2Upper
Whole Grain Corn
Whole Grain Corn is a whole or coarse grain ingredient. It usually plays more of a carbohydrate and fiber role than a core protein role. It reads as an upper-tier carb and fiber source.
Ingredient #3Upper
Flaxseed
Flaxseed reads as a seed or supportive oil ingredient. It supports fat composition more than it drives protein quality. It reads as an upper-tier fat source.
Available ingredient listIn disclosed order
Whole Grain Wheat — Neutral ingredientsWhole Grain Corn — Neutral ingredientsFlaxseed — Neutral ingredientsChicken Meal — Support positive ingredientsCorn Protein Meal — High-caution ingredientsChicken Fat — Neutral ingredientsChicken Liver Flavor — Support positive ingredientsFish Oil — Support positive ingredientsPowdered Cellulose — Neutral ingredientsLactic Acid — Neutral ingredientsPork Liver Flavor — Support positive ingredientsPotassium Chloride — Support positive ingredientsL-Lysine — Neutral ingredientsCalcium Carbonate — Neutral ingredientsCholine Chloride — Support positive ingredientsIodized Salt — Neutral ingredientsvitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Calcium Pantothenate, Riboflavin Supplement, Biotin, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Folic Acid, Vitamin D3 Supplement) — Support positive ingredientsL-Threonine — Neutral ingredientsminerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite) — Support positive ingredientsTaurine — Support positive ingredientsL-Tryptophan — Neutral ingredientsGlucosamine Hydrochloride — Support positive ingredientsMixed Tocopherols for freshness — Neutral ingredientsL-Carnitine — Support positive ingredientsNatural Flavors — Support positive ingredientsChondroitin Sulfate — Support positive ingredientsBeta-Carotene. — Neutral ingredients
Primary positive ingredientsSupport positive ingredientsAlternative proteinNeutral ingredientsCaution ingredientsHigh-caution ingredients
Protein sourceIngredient guide
Processed plant protein after the top 3
Animal protein · Chicken Meal (#4)
Plant protein · Corn Protein Meal (#5)
The protein number includes processed plant protein support.
Even when it appears later, the protein number is read more conservatively.
Included support ingredientsNutrient guide
Fish oilSkin and joint support ingredientTaurineHeart support ingredientGlucosamineJoint support ingredientL-carnitineHeart and weight support ingredientChondroitinJoint support ingredientOmega-3Skin and joint support ingredientEPA+DHASkin, joint, and heart support ingredientVitamin EAntioxidant and skin support ingredient
03. CHOOSING FOR YOUR DOG
What to consider before feeding
This is a prescription-diet candidate for joint support. Read purpose fit and veterinary guidance before treating it as a standard star-ranked food.
What works well in this food
- Omega-3, EPA+DHA are disclosed, which helps compare joint-support and anti-inflammatory support markers.
- Top ingredients do not show a prominent FDA-investigated non-hereditary DCM ingredient profile.
Check before feeding
- Processed plant protein appears after the top 3, so some protein support is still built into the label number.
- Public data is usable, but not at the highest-trust tier.
When this food fits your dog
Prescription purpose: joint support.
Consider it first when
- Public-data-first comparison
- Baseline shortlist building
- Conservative first-pass screening
Choose another food first when
- You want a stronger ingredient-quality story first
- You need dog-specific fit instead of public-review screening
Plant-protein concentration remains the clearest trade-off here.
04. COMPARE FOODS
joint support prescription alternatives
Compare joint support prescription diets first. For therapeutic diets, clinical fit and veterinary direction matter more than a standard score.
05. MANUFACTURING & DISCLOSURE
Manufacturer background & public information
Hill's background
Founded in 1907 in the United States.
Disclosure confidence C1
There is a usable disclosure baseline, but the public record is still fairly thin.
Recall information
This brand has a confirmed recall history. The most recent public recall noted here was the 2019 vitamin D incident.
May 12, 2026