13 cans compared

Purina Pro Plan vs Ziwi Peak

Both brands land close on carbs: 6.9% of calories for the typical Purina Pro Plan can and 6.3% for Ziwi Peak. Purina Pro Plan has 5 of 8 recipes under the 10% low-carb line; Ziwi Peak has 3 of 5. Below, every number is worked out the same way from each can’s label.

Purina Pro Plan

Ziwi Peak

Purina Pro Plan vs Ziwi Peak at a glance

Typical values are the middle recipe of each brand. Shares are of calories, so textures compare fairly. Marked cells show the better value where the gap is meaningful.

	Purina Pro Plan	Ziwi Peak
Cans we compare	8	5
Typical carbs, % of calories	6.9%	6.3%
Carb range	1.8–19.1%	5.9–13.2%
Recipes under 10% carbs	5 of 8	3 of 5
Typical protein, % of calories	50%	38%
Typical fat, % of calories	43%	56%
Calories per ounce	30	32
Calories per can	72–113	87–104
Recipes with published phosphorus	0 of 8	0 of 5
Typical phosphorus, mg per 100 kcal	—	—
Confirmed for kittens	2 of 8	5 of 5
Chicken-free recipes	0 of 8	4 of 5
Fish-free recipes	2 of 8	4 of 5
Textures	Pâté, Flaked, Chunks in gravy	Pâté

Lowest-carb can from each brand

The recipe with the smallest share of calories from carbohydrate on each side, leaving out toppers meant for supplemental feeding.

Put these two side by side

Purina Pro Plan3 oz

Chicken & Liver Entrée (Classic)

Pâté · 99 kcal per can

Carbs: 1.8%
Protein: 44%
Phosphorus: not listed

Protein 44%Fat 54%Carbs 2%

Low carb

Ziwi Peak3 oz

Lamb Recipe

Pâté · 102 kcal per can

Carbs: 5.9%
Protein: 37%
Phosphorus: not listed

Protein 37%Fat 57%Carbs 6%

Low carbNo chickenNo fish

Same texture, head to head

For each texture both brands make, the lowest-carb recipe from each.

Texture	Purina Pro Plan	Ziwi Peak
Pâté	Chicken & Liver Entrée (Classic)1.8% carbs · 44% protein · 99 kcal	Lamb Recipe5.9% carbs · 37% protein · 102 kcal

Which to choose, by what your cat needs

For a diabetic or overweight cat

Neither brand has a clear edge on carbs. Pick by recipe: Purina Pro Plan’s lowest is Chicken & Liver Entrée (Classic) (1.8%), Ziwi Peak’s is Lamb Recipe (5.9%).

For kidney concerns

Purina Pro Plan doesn’t publish phosphorus on the pages we checked. Ziwi Peak doesn’t publish phosphorus on the pages we checked. Without published values neither brand can be checked for phosphorus from the label alone; ask the maker for a typical analysis.

For kittens

Purina Pro Plan has 2 of 8 recipes whose label we could confirm covers growth or all life stages; Ziwi Peak has 5 of 5. A missing statement doesn’t mean a can is unsuitable, only that we couldn’t verify it.

For allergies and picky eaters

Chicken-free: Purina Pro Plan 0 of 8, Ziwi Peak 4 of 5. Fish-free: Purina Pro Plan 2 of 8, Ziwi Peak 4 of 5. Textures: Purina Pro Plan makes pâté, flaked, chunks in gravy; Ziwi Peak makes pâté.

Questions about Purina Pro Plan vs Ziwi Peak

Is Purina Pro Plan or Ziwi Peak lower in carbs?

Both brands land close on carbs: 6.9% of calories for the typical Purina Pro Plan can and 6.3% for Ziwi Peak. Purina Pro Plan has 5 of 8 recipes under the 10% low-carb line; Ziwi Peak has 3 of 5.

Which has more protein, Purina Pro Plan or Ziwi Peak?

Ziwi Peak. Its typical can gets 38% of calories from protein, against 50% for Purina Pro Plan. Purina Pro Plan has 4 of 8 recipes over 50% protein calories; Ziwi Peak has 0 of 5.

Which is more filling per ounce?

About the same: 30 calories per ounce for Purina Pro Plan and 32 for Ziwi Peak.

Do Purina Pro Plan and Ziwi Peak publish phosphorus?

Purina Pro Plan doesn’t publish phosphorus on the pages we checked. Ziwi Peak doesn’t publish phosphorus on the pages we checked.

Which is better for a diabetic cat, Purina Pro Plan or Ziwi Peak?

Carbs are what matter most, and the two brands are close. The best single choice is a specific recipe, not a brand: Chicken & Liver Entrée (Classic) (1.8%) from Purina Pro Plan or Lamb Recipe (5.9%) from Ziwi Peak. Change a diabetic cat’s food only with your vet.