Hill's Prescription Diet
d/d Skin/Food Sensitivities Potato & Duck Recipe Dry Dog Food, 25-lb bag
0out of 100
D Evidence Fair
dry $5.68/lb
Hill's Prescription Diet d/d Skin/Food Sensitivities Potato & Duck Recipe Dry Dog Food, 25-lb bag earns a Sniff Score of 44/100 (D) with Fair evidence. Zero controversial ingredients flagged. Score capped at 59 due to no AAFCO statement.
Graded by The Sniff System
Why this score
Quality carbohydrate sources with declared fiber.
CQI
+13
Quality fat sources: named fat with marine oil (EPA and DHA source).
FQI
+12
Includes egg, named fish, or organ meat for diverse high-bioavailability protein.
STACK
+5
Controversial ingredients · 1
- sodium seleniteSynthetic selenium source. Selenium is essential, but sodium selenite has a narrower safety margin than organic alternatives like selenium yeast. Better-formulated foods use the organic form.
Every flagged ingredient has a published basis (confirmed harm / regulatory action / precautionary). See methodology →
Guaranteed analysis
Protein
14%
min
Fat
13%
min
Fiber
3%
max
Moisture
n/a
max
Ingredients
27 total - 1 potato vegetable
- 2 potato starch
- 3 duck protein animal
- 4 potato protein protein plant
- 5 soybean oil
- 6 coconut oil fat
- 7 powdered cellulose fiber
- 8 pork liver flavor
- 9 dicalcium phosphate mineral
- 10 lactic acid
- 11 fish oil fat
- 12 potassium chloride mineral
- 13 calcium carbonate mineral
- 14 salt mineral
- 15 choline chloride supplement
- 16 dl-methionine supplement
- 17 taurine supplement
- 18 magnesium oxide mineral
- 19 ferrous sulfate mineral
- 20 zinc oxide
- 21 copper sulfate mineral
- 22 manganous oxide
- 23 calcium iodate mineral
- 24 sodium selenite mineral ⚠ Synthetic selenium source. Selenium is essential, but sodium selenite has a narrower safety margin than organic alternatives like selenium yeast. Better-formulated foods use the organic form.
- 25 mixed tocopherols for freshness
Showing first 25 of 27. Position 1-5 has the largest weight.