10 Best Weight Loss Cat Food in The UK

Last updated on 16/07/2025

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Best Choice

9.9

Exceptional

ROYAL CANIN

Royal Canin Satiety Weight Loss Support Veterinary Health Nutrition Cat Food 48 x 85g pouches

Why We Love It

Supports healthy weight management.
Veterinary-approved nutrition.
Convenient 85g pouches.

Main Highlights

Royal Canin Satiety Weight Loss Support Veterinary Health Nutrition Cat Food 48 X 85G Pouches
Royal Canin Satiety Weight Loss Support Veterinary Health Nutrition Cat Food 48 x 85g pouches
Brand: ROYAL CANIN

PRO PLAN VETERINARY DIETS OM Obesity Management Dry Cat Food 5kg

Free Shipping

Why We Love It

Promotes weight loss healthily.
Minimizes urinary stones formation.
Maintains cat's ideal weight.

Main Highlights

High protein to help promote loss of body fat while maintaining lean muscles during weight loss.
Low calorie diet to help with weight loss.
Urinary security: helps minimise struvite and oxalate urinary stones formation which are more common in overweight cats.
High levels of natural fibre and protein to help your cat feel full and satisfied.
Once ideal weight is reached, your cat can continue to be fed PPVD OM to help maintain their ideal weight.
Low calorie diet to help with weight loss.
Urinary security: helps minimise struvite and oxalate urinary stones formation which are more common in overweight cats.
High levels of natural fibre and protein to help your cat feel full and satisfied.
Once ideal weight is reached, your cat can continue to be fed PPVD OM to help maintain their ideal weight.

Hill's Prescription Diet Feline - Metabolic Advanced Weight Solution 8kg

5% Off

Why We Love It

Promotes healthy weight loss.
Highly trusted brand.
Generous 8 kg pack.

Main Highlights

Hill'S Prescription Diet Feline Metabolic Advanced Weight Solution 8Kg
Product Type: Product Type: Pet Food
Brand: Brand: Hills
Size: 8 Kg Pack Of 1
8 Kg Pack Of 1

IAMS Light in Fat Complete Dry Cat Food Chicken 10kg - 30% Lower Fat Formula

42% OffFree Shipping

Why We Love It

Supports cat's lean body condition.
Promotes healthy weight control.
Enhances healthy digestion.

Main Highlights

84% animal protein (out of total protein), supporting your cat's natural needs and providing the great taste they love
Contains 30% less fat than IAMS Adult Cat with Fresh Chicken for a lean and healthy body condition
Reduced fat recipe suitable for sterilised cats and for adult or senior cats requiring weight loss or weight control diets
Contains L-carnitine to support fat metabolism. Tailored fibre blend, including prebiotics and beet pulp, for healthy digestion
Wheat free recipe* with no fillers, artificial colours, flavours or GMOs *produced in a factory which handles wheat

Prescription Diet Feline Metabolic Weight Management Dry Food for Cat (Chicken) 1.5 kg Diet Feline Metabolic wet 2 Pouches and Catnip mouse for your cat

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Why We Love It

Clinically tested for effectiveness.
Easy-to-serve pouches.
Vet-approved, flavorful recipe.

Main Highlights

🍗 Specialized Formula: Crafted to support cats in achieving and maintaining a healthy weight. 🌟 Clinically Tested: Demonstrated to reduce body weight by 11% in just 60 days.
🐾 Satiety Blend: Unique mix of ingredients designed to keep your cat feeling full and satisfied. 🏋️‍♂️ Metabolic Boost: Supports a healthy metabolism to aid effective weight management.
✅ Nutritionally Complete: Delivers all essential nutrients, including high-quality protein and
🍽️ Convenient Pouch: Easy-to-serve pouches for quick and accurate portion control. 🐱 Hydration Benefit: Wet food helps increase water intake, promoting overall urinary health.
🍲 Flavorful and Appealing: Tasty recipe that cats love, helping them stay on their diet plan. 🩺 Vet-Approved: Developed based on scientific research and veterinarian recommendations.
⚖️ Weight Management: Complements the dry food to offer a balanced approach to weight control.

Royal Canin Light Weight Care Adult Dry Cat Food 3kg

Why We Love It

Supports healthy weight management.
High-quality ingredients.
Cats love the taste.

Main Highlights

Royal Canin Light Weight Care Adult Dry Cat Food 3kg
PET FOOD
ROYAL CANIN
Size: 3 kg Pack of 1

Royal Canin Light Weight Care Dry Cat Food 3kg

Why We Love It

Supports feline weight management.
Promotes your pet's health.
Quality ingredients used.

Main Highlights

Royal Canin Light Weight Care Dry Cat Food 3kg
Product type: PET FOOD
Brand: ROYAL CANIN
Size: 3 kg Pack of 1

Management Hill's Prescription Diet Feline Metabolic Weight Chicken 2x1.5kg, Low-calorie Diet Dry Food For Overweight Adult Cats, With A Reduced Calorie Content And Recipe With 23% Chicken

Why We Love It

Ideal for overweight adult cats.
Reduced calorie recipe.
Delicious chicken flavor.

Main Highlights

Management Hill Prescription Diet Feline Metabolic Weight Chicken 2X1.5Kg, Low Calorie Diet Dry Food For Overweight Adult Cats, With A Reduced Calorie Content And Recipe With 23 Chicken
Brand : Management
Product Type : Pet Food

Royal Canin Light Weight Care Adult Dry Cat Food 1.5kg

8% Off

Why We Love It

Lightweight and easy to handle.
Premium nutrition for pets.
Trusted brand, Royal Canin.

Main Highlights

FCN Light Weight Care 1,5kg
product type: PET FOOD
brand: ROYAL CANIN
color: Light40
size: 1.5 kg

Royal Canin Light Weight Care in Gravy Adult Wet Cat Food 85g (Pack of 12)

Why We Love It

Promotes healthy urinary system.
Helps control bodyweight effectively.
Preserves muscle mass beautifully.

Main Highlights

Help control bodyweight of cats over one year old
19% calorie reduction
Promotes a healthy urinary system
Helps preserve muscle mass
Pack of 12

8.9

Excellent

We scanned 211 products

We reviewed these offers relevant to the Weight Loss Cat Food within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like ROYAL CANIN, PURINA PRO PLAN, Hill's, IAMS, Generic, napz, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Weight Loss Cat Food in the market, we considered we took a deep dive into 1056 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Royal Canin Satiety Weight Loss Support Veterinary Health Nutrition Cat Food 48 x 85g pouches. We love many things about this product by ROYAL CANIN. What sets it apart from the competition is Supports healthy weight management, Veterinary-approved nutrition, Convenient 85g pouches.
The best value product for most shoppers and where user satisfaction is continuously the highest is PRO PLAN VETERINARY DIETS OM Obesity Management Dry Cat Food 5kg by PURINA PRO PLAN based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Weight Loss Cat Food and the best cost-to-value ratio is IAMS Light in Fat Complete Dry Cat Food Chicken 10kg - 30% Lower Fat Formulaat IAMS with a 42% discount.
Our list of the best Weight Loss Cat Food is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Weight Loss Cat Food in The UK

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We scanned 211 products

We concluded that: