The best dog food isn't always the most expensiveWhy it matters
Dog Food Reviews
By need · 2026

Best Dog Food for Sensitive Stomachs in Australia

Single-protein and limited-ingredient picks for dogs with sensitive stomachs — ranked on nutrition, ingredient quality and transparency. Prime100, ZIWI Peak and Hill's Science Diet Sensitive Stomach lead our list.

By the Dog Food Reviews Editorial Team

Independent scoring · Not pay-to-rank · Last updated June 2026 · Not veterinary advice

Calm dog resting after a comfortable meal
Important: this is not veterinary advice

A sensitive or upset stomach can have medical causes. Always speak to your vet before changing your dog's diet — especially for ongoing digestive issues, puppies, seniors or dogs with health conditions. Our scores reflect value, ingredients and transparency, not a clinical diagnosis.

The shortlist

Our top picks

Why it matters

Fewer ingredients, fewer variables.

For dogs with sensitive stomachs, a single named protein and a short ingredient list reduces the number of variables — making it much easier to identify what your dog reacts to. That's the logic behind elimination feeding, and why our top picks lead on limited-ingredient formulas.

Prime100 logoZIWI Peak logoHill's Science Diet logo
Dog eating from a clean bowl
Side by side

Sensitive-stomach picks compared

#1
Overall
78
Nutrition
79
Ingredients
83
Approach
Single named protein, limited ingredient
From (per kg)
$11/kg
#2
Overall
81
Nutrition
83
Ingredients
88
Approach
Air-dried, very high named-meat, single protein options
From (per kg)
$75/kg
#3
Overall
66
Nutrition
77
Ingredients
57
Approach
Science-led sensitive-stomach formula
From (per kg)
$11.58/kg
The checklist

What to look for

01

Single named protein

One clearly named animal protein (e.g. kangaroo, lamb) makes sensitivities easier to manage.

02

Limited ingredient

A short, transparent ingredient list reduces variables for sensitive dogs.

03

No unnecessary fillers

Avoid artificial colours and flavours and low-quality bulking fillers.

04

Complete & balanced

Confirm the food is complete and balanced for your dog's life stage.

05

Clear feeding guide

Transparent feeding guidance helps you get the portion and transition right.

06

Vet input first

For ongoing issues, choose the food with your vet — not from a list alone.

Worth a look

Products to compare carefully

Prime100 SLR Single Protein Roll Kangaroo 2kg pack
86
Prime100 logo
Prime100

Prime100 SLR Single Protein Roll Kangaroo 2kg

StrongAll life stagesGrain-free

Cost / day

$4.40

~15kg adult

Cost / feed

$2.20

2 meals/day

Price / kg

$11/kg

2kg bag

First ingredient

Kangaroo

Protein

11%

Outstanding for sensitive stomachs — but rolls are a premium per-serve cost.

Prime100 SK-D Single Protein Dry Kangaroo 8kg pack
85
Prime100 logo
Prime100

Prime100 SK-D Single Protein Dry Kangaroo 8kg

StrongAdultGrain-free

Cost / day

$3.20

~15kg adult

Cost / feed

$1.60

2 meals/day

Price / kg

$14.88/kg

8kg bag

First ingredient

Kangaroo

Protein

25%

Cheaper per kg than the rolls for single-protein feeding; still a premium tier.

ZIWI Peak Air-Dried Lamb 1kg pack
89
ZIWI Peak logo
ZIWI Peak

ZIWI Peak Air-Dried Lamb 1kg

StrongAll life stagesGrain-free

Cost / day

$7.90

~15kg adult

Cost / feed

$3.95

2 meals/day

Price / kg

$79/kg

1kg bag

First ingredient

Lamb

Protein

38%

Best-in-class ingredients; cost per day is high, so often best on smaller dogs.

Cheapest atPETO · $75
ZIWI Peak Air-Dried Beef 1kg pack
88
ZIWI Peak logo
ZIWI Peak

ZIWI Peak Air-Dried Beef 1kg

StrongAll life stagesGrain-free

Cost / day

$7.50

~15kg adult

Cost / feed

$3.75

2 meals/day

Price / kg

$75/kg

1kg bag

First ingredient

Beef

Protein

36%

Same premium quality; compare per-day cost before committing for a large dog.

Hill's Science Diet Sensitive Stomach 12kg pack
78
Hill's Science Diet logo
Hill's Science Diet

Hill's Science Diet Sensitive Stomach 12kg

GoodAdult

Cost / day

$2.90

~15kg adult

Cost / feed

$1.45

2 meals/day

Price / kg

$12.42/kg

12kg bag

First ingredient

Chicken

Protein

22%

A solid non-prescription sensitive-stomach option; Prime100 is our value-led alternative.

Kangaroo single-protein dog food preparation
Calm dog portrait after a meal

Frequently asked questions

For single-protein, limited-ingredient feeding, Prime100 is our standout. ZIWI Peak is excellent on ingredient quality with single-protein air-dried options, and Hill's Science Diet Sensitive Stomach is a solid non-prescription science-led choice. The right pick depends on your dog and budget — and on your vet's advice.

Look for a single, named animal protein, a short limited-ingredient list, no unnecessary fillers or artificial colours, and a clear, complete-and-balanced statement. Single-protein diets make it easier to identify what your dog tolerates, which is why they suit elimination feeding.

They often go together. A single-protein, limited-ingredient diet reduces the number of variables, which can help with food sensitivities and elimination trials. Prime100's single-protein rolls and dry ranges are built around exactly this.

Not always — many dogs do well on a good single-protein or limited-ingredient food. But persistent digestive issues can have medical causes, and some dogs need a therapeutic prescription diet. This is exactly the kind of decision to make with your vet, not from a comparison page.

No. This is especially important for sensitive stomachs: Dog Food Reviews is an independent value and comparison resource, not veterinary advice. Digestive problems can signal an underlying condition. Always speak to your vet before changing your dog's diet.