Updated:20 October 2026
Rank 1-13 of the best Diet Dog Foods
Our recommendation Price Customer rating
1. Comparison winner
Royal Canin Veterinary Diet Dog Food - Gastro Intestinal Low Fat, 6kg
Royal Canin Veterinary Diet Dog Food - Gastro Intestinal Low Fat, 6kg
Available immediately
free shipping
  • provides a high proportion of animal proteins for optimal nutrition
  • free from wheat and artificial additives for a natural diet
  • contains antioxidants to support the immune system
Our rating
9,8
very good
2. Best value
The Hunger of the Wolf Dry Dog Food, Light Formula, 14 kg
The Hunger of the Wolf Dry Dog Food, Light Formula, 14 kg
Available immediately
free shipping
  • high proportion of animal proteins derived from chicken meal
  • free from wheat, soya and chemical additives
  • natural antioxidants with vitamin e to support the immune system
Our rating
9,6
very good
Wellness CORE Low Fat Turkey Dry Dog Food, 10kg
Wellness CORE Low Fat Turkey Dry Dog Food, 10kg
Available immediately
free shipping
  • high proportion of animal proteins from fresh turkey for a tasty meal with every bowl
  • wheat-free and free from artificial additives
  • antioxidants to support the immune system
Our rating
9,6
very good
4. Bestseller
PRO PLAN Veterinary Diets HA Hypoallergenic Dry Dog Food 11kg
PRO PLAN Veterinary Diets HA Hypoallergenic Dry Dog Food 11kg
Available immediately
free shipping
  • high in animal proteins
  • free from wheat and artificial additives
Our rating
9,6
very good
Skinner's Field & Trial Dry Dog Food, Light & Senior, 15kg
Skinner's Field & Trial Dry Dog Food, Light & Senior, 15kg
Available immediately
free shipping
  • high content of animal proteins
  • free from wheat and artificial additives
  • antioxidants support the immune system
Our rating
9,6
very good
IAMS Dry Dog Food with Chicken 12kg
IAMS Dry Dog Food with Chicken 12kg
Available immediately
free shipping
  • up to 85 percent animal protein to support healthy vitality
  • free from wheat, fillers, artificial colours, flavours or GMOs
  • antioxidant blend with Vitamin E to support the immune system
Our rating
9,5
very good
Naturediet Wet Dog Food, Senior-Lite, 390g, Pack of 18
Naturediet Wet Dog Food, Senior-Lite, 390g, Pack of 18
Available immediately
free shipping
  • high in animal protein
  • free from wheat and artificial additives
  • antioxidants to support the immune system
Our rating
9,5
very good
Pooch & Mutt Grain-Free Dry Dog Food, 2kg
Pooch & Mutt Grain-Free Dry Dog Food, 2kg
Available immediately
free shipping
  • single source protein with a high proportion of animal proteins for muscle maintenance
  • free from wheat and artificial additives for a healthier diet
  • supports joint and weight management for optimal body condition
Our rating
9,3
good
Burgess Supadog Light Dry Dog Food 12.5 kg
Burgess Supadog Light Dry Dog Food 12.5 kg
Available immediately
free shipping
  • high animal protein content
  • free from wheat and artificial additives
  • antioxidants support the immune system
Our rating
9,3
good
600+ purchases last month
Barking Heads Fat Dog Slim Dry Dog Food 2kg
Barking Heads Fat Dog Slim Dry Dog Food 2kg
Available immediately
free shipping
  • high in animal proteins
  • free from wheat and artificial additives
  • supports joint and weight management
Our rating
9,3
good
Naturediet Wet Dog Food, Chicken, 390g Pack of 18
Naturediet Wet Dog Food, Chicken, 390g Pack of 18
Available immediately
free shipping
  • contains high levels of animal proteins for enhanced nutrition
  • free from wheat and artificial additives supporting a natural diet
  • includes antioxidants to boost the immune system, keeping your dog healthy
Our rating
9,3
good
Burns Hypoallergenic Dog Food Chicken and Oats, 2kg
Burns Hypoallergenic Dog Food Chicken and Oats, 2kg
Available immediately
free shipping
  • made with a high content of animal-based proteins
  • free from wheat and artificial additives
  • contains antioxidants to support the immune system
Our rating
9,0
good
Lovejoys Senior Light Dog Food, 2 kg
Lovejoys Senior Light Dog Food, 2 kg
Available immediately
free shipping
  • high in animal proteins
  • free from wheat and artificial additives
  • antioxidants support the immune system
Our rating
8,5
good

Similar Diet Dog Food comparisons

Diet Dog Foods buying guide: How to choose the right product from the above Diet Dog Foods test or comparison

Understanding Diet Dog Food: What It Is and Why It Matters

What is Diet Dog Food?

Diet dog food is specifically formulated to manage weight and promote health in dogs. Unlike regular dog food, these diets contain fewer calories and may have a different balance of nutrients to help dogs shed those extra pounds or maintain a healthy weight. We may notice that certain brands tout their food as suitable for weight management, which can be beneficial for our dogs who are less active or tend to gain weight easily.

The Importance of Choosing the Right Diet Food

Selecting an appropriate diet dog food is crucial because it not only helps control our dogs’ weight but also supports their overall health. This kind of food often includes high levels of protein to ensure our pets retain muscle while losing fat. It’s also designed to provide necessary vitamins and minerals that help maintain energy levels, promote a shiny coat, and support joint health, especially for older dogs.

Key Ingredients to Look For in Diet Dog Food

High-Quality Protein Sources

When evaluating diet dog food, we should look for high-quality protein sources such as chicken, turkey, or fish listed as the first ingredient. These proteins are essential for building and maintaining muscle mass while our dogs are on a calorie-restricted diet.

Fibre-Rich Ingredients

Diet dog food should include fibre-rich ingredients like brown rice, oatmeal, or beet pulp. These fibres not only help to create a feeling of fullness, preventing our pets from feeling hungry but also support healthy digestion, which is particularly important when changing their diet.

Healthy Fats in Moderation

It’s important that diet dog foods contain healthy fats. Look for whole sources such as fish oil or flaxseed; these provide essential fatty acids that contribute to a healthy coat and skin. However, the quantity of fat should be controlled to keep calories under check.

Essential Vitamins and Minerals

Finally, we should ensure that these diets are fortified with essential vitamins and minerals, such as calcium for bone health, and antioxidants to help with immune function. Checking the ingredients for nutritional balance can help us provide a well-rounded diet for our dogs.

How to Transition Your Dog to a Diet Food Safely

Gradual Introduction to the New Diet

Transitioning our dogs to a new diet food is best done slowly to avoid digestive upset. We can start by mixing a small amount of the new diet food with their current food—typically a ratio of 25% new food to 75% old food. Over five to seven days, we can gradually increase the proportion of the new food until they are fully switched over.

Monitoring Our Dog’s Response

During this transition, it’s essential to monitor our dog’s response. Look for any signs of gastrointestinal upset like vomiting or diarrhea. If these occur, we should pause and give our dog a little more time on the previous food before trying again.

Consistency is Key

Maintaining consistency during this period will help our dogs adjust better to the new food. Sticking to similar feeding times and maintaining their usual routine can ease their transition.

Top Diet Dog Food Brands We Recommend

Popular Choices for Diet Dog Foods

In the realm of diet dog food, there are several brands that consistently come to the forefront due to their quality ingredients and effective formulations. Brands like Hill’s Science Diet, Royal Canin, and Purina Pro Plan are designed specifically for weight management and contain ingredients that we’ve found beneficial for our dogs. We recommend researching each brand’s specific products to find the one that best suits our dog’s needs.

Tips for Maintaining Your Dog’s Healthy Weight

Regular Exercise is Essential

While diet is a crucial aspect of weight management, incorporating regular exercise is equally important. Daily walks, playtime in the yard, or engaging in dog-friendly activities can keep our dogs active and help them burn off calories.

Monitor Portion Sizes

Be mindful of portion sizes when serving food. Consulting a veterinarian can provide guidance on how much food our dogs should receive based on their weight and activity level. Measuring food rather than using a scoop can help us avoid overfeeding.

Reward Healthy Behaviours

Instead of snacks, we can reward our dogs with praise or extra playtime. If we do choose to give treats, opting for healthier options like carrots or special low-calorie dog treats can help keep their overall diet balanced.

Table of contents
  1. Understanding Diet Dog Food: What It Is and Why It Matters
  2. Key Ingredients to Look For in Diet Dog Food
  3. How to Transition Your Dog to a Diet Food Safely
  4. Top Diet Dog Food Brands We Recommend
  5. Tips for Maintaining Your Dog’s Healthy Weight

Overview

1. Comparison winner
Royal Canin Veterinary Diet Dog Food - Gastro Intestinal Low Fat, 6kg
Our rating
9,8
very good
Royal Canin Veterinary Diet Dog Food - Gastro Intestinal Low Fat, 6kgAvailable immediately
2. Best value
The Hunger of the Wolf Dry Dog Food, Light Formula, 14 kg
Our rating
9,6
very good
The Hunger of the Wolf Dry Dog Food, Light Formula, 14 kgAvailable immediately
Wellness CORE Low Fat Turkey Dry Dog Food, 10kg
Our rating
9,6
very good
Wellness CORE Low Fat Turkey Dry Dog Food, 10kgAvailable immediately
4. Bestseller
PRO PLAN Veterinary Diets HA Hypoallergenic Dry Dog Food 11kg
Our rating
9,6
very good
PRO PLAN Veterinary Diets HA Hypoallergenic Dry Dog Food 11kgAvailable immediately
Skinner's Field & Trial Dry Dog Food, Light & Senior, 15kg
Our rating
9,6
very good
Skinner's Field & Trial Dry Dog Food, Light & Senior, 15kgAvailable immediately
IAMS Dry Dog Food with Chicken 12kg
Our rating
9,5
very good
IAMS Dry Dog Food with Chicken 12kgAvailable immediately
Naturediet Wet Dog Food, Senior-Lite, 390g, Pack of 18
Our rating
9,5
very good
Naturediet Wet Dog Food, Senior-Lite, 390g, Pack of 18Available immediately
Pooch & Mutt Grain-Free Dry Dog Food, 2kg
Our rating
9,3
good
Pooch & Mutt Grain-Free Dry Dog Food, 2kgAvailable immediately
Our product comparisons are:
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At most every 120 days, we update each category with new products and research developments in the top rankings. This ensures that our recommendations are always up to date
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Our tests and comparisons are objective and fact-based. Manufacturers have no influence on the ratings. We aim to provide greater transparency in the market, thereby promoting product quality.
Method-driven
In our tests & comparison tables, we only include products that meet our minimum standards. This ensures that you can find the perfect product for your needs from a wide selection.
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