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How To Buy The Best Cat Foods For Weight Loss

Is your cat trying to lose weight? To begin with, you cannot enroll children in a gym. However, you can assist individuals lose weight by changing their diet.

Cats that gain weight are more likely to have health problems such as heart disease, type 2 diabetes, urinary tract disease, and osteoarthritis.

Furthermore, it shortens your pet's lifespan, which is never a good thing. Simply put, your cat needs to lose weight. But how exactly?

You are incorrect if you intend to restrict their food intake and subject them to a severe diet. This will simply exacerbate existing health issues such as fatty liver disease.

Rather, your cat should lose weight gradually and steadily. And the easiest way to accomplish this is to introduce your cat to weight loss food.

To assist you, BestForPets (bestforpets.org) has analyzed the top 12 best cat foods for weight loss.


Science Diet by Hill’s Best Low-Calorie Cat Food – Dry Cat Food

The best low-calorie cat food is Hill’s Science Diet. This is because trained veterinary nutritionists meticulously designed the food to ensure that cats remain healthy and content while losing weight.

Weight loss is apparent in 10 weeks, according to pet owners! The mix contains necessary minerals and substances that are easy for cats to absorb.

Whole chicken, wheat meal, rice, powdered cellulose, and corn gluten meal are among them. All of these ingredients have met the nutritional and purity standards, so you don’t have to worry about your cat.

This diet is ideal for indoor adult cats aged 1 to 6 years.


  • Encourages good digestion
  • All of the ingredients are suitable for cats.
  • Affordable
  • Cats adore the flavor.


  • Unpredictable kibble size


Weight Loss Instinct LID Rabbit Wet Cat Food

If your cat is allergic to poultry, it can be difficult to find food that is devoid of chicken and turkey. Instinct Limited Ingredient Diet Real Rabbit Wet Cat Food for Weight Loss, on the other hand, will satisfy your requirements.

This meal is made with nutrient-rich rabbit and is devoid of wheat and dairy, ensuring that your cat receives everything they need and nothing they don’t.

It is a little more expensive than some of the other options on this list, but it will keep your cat satisfied and healthy.


  • Ingredients are few.
  • High protein content
  • For sensitive cats, avoid poultry.


  • A more expensive choice


Castor & Pollux Cat Food – Best Weight Loss Wet Cat Food

Castor and Pollux Grain Free Chicken Recipe is the greatest overall wet cat food for weight loss. This dish is created from premium organic chicken.

It’s also higher in fiber, which will keep your hungry kitty satisfied for a longer period of time.

Although there are a few more calories per can than some of the other options on this list, the high level of nutrition and fiber increase will help keep your cat satisfied and reduce begging throughout the day.


  • High fiber content
  • Formula rich in nutrients
  • The first ingredient is organic chicken.


  • Calorie content is somewhat higher.


Weight Loss Nulo Grain-Free Dry Cat Food

Nulo Grain-Free Dry Cat Food is low in carbohydrates, grain-free, high in protein, and contains proprietary probiotics to get your cat moving.

This recipe offers 82 percent protein from deboned duck, turkey meal, chicken meal, and deboned cod. To balance the nutrition spectrum, Nulo has added a high meat content and fewer digestible carbohydrates.

This weight reduction cat food also contains a proprietary BC30 probiotic, which aids with food digestion, metabolism, and healthy gut flora.

The low carbohydrate content of Nulo grain-free cat food aids with weight management. Even if your cat is overweight, this diet will help them maintain their vigor.

This will keep your cat healthy by preventing respiratory ailments, kidney difficulties, and osteoarthritis.


  • Tartar and plaque are avoided.
  • Recipe without grains
  • Proper nutrition
  • Excellent for indoor kitties.


  • A disagreeable odor
  • Increased fat content


Blue Buffalo Adult Weight Control Dry Food

The finest diet cat food is Blue Buffalo Weight Control Adult Dry Food. The kibbles are not only tasty but also nutritious.

This chicken-and-rice cat food is intended to promote good health, immunity, lean muscle maintenance, and weight management.

It is produced from actual deboned chicken, a superb natural product that will provide high-quality proteins to your cat. Each dish contains 30 percent protein and only 10 percent fat.

It is also high in calories, which will assist your cat reach its appropriate body weight. This dry diet also includes nutritious fruits, vegetables, and grains.

It does not, however, include poultry by-product meals, soy, wheat, maize, or preservatives.


  • Antioxidants help the cat’s immune system.
  • Ingredients derived from nature
  • Blue’s LifeSource Bits retain their potency when cold-formed.
  • Excellent for hairball-prone kittens and cats.


  • It is quite costly.

Choosing The Best Cat Food for Weight Loss: A Buyer's Guide

Here are five considerations to consider before purchasing any weight loss diet for cats.

Genuine Meat

Carnivores are cats. Cats’ bodies require proteins to keep healthy and robust. As a result, search for a diet that includes genuine meat, not rendered meat, as the major ingredient.

When losing weight, your overweight cats require more protein. This promotes muscle growth and energy levels.

Nutritional Balance

Cats and humans are very similar. They, too, require a well-balanced diet. As a result, when selecting a cat weight-loss meal, look for one that is high in protein (at least 30%) yet low in fat (about 10 percent – 12).

Check to see if it contains essential vitamins, minerals, and carbs.

Supplements that are beneficial

Supplements can also help cats lose weight and should be included on the ingredient list. L-carnitine is one such supplement.

It’s a water-soluble amino acid that’s been shown to aid in weight loss. You should also check for Omega-3 fatty acids, which contribute in the production of heat and energy.

Dietary Fiber Content Is High

Fiber is essential for cats, especially when they are trying to lose weight. Fiber aids digestion while keeping cats satiated on a low calorie diet. As a result, ensure that the cat food contains a high fiber content.

Hazardous Ingredients

Overweight cats are more vulnerable to health problems. This is why you must check that the weight loss cat food does not contain any potentially harmful chemicals. Artificial colors, preservatives, wheat, corn, and carrageenan are among them.

Factors Contributing to Cat Obesity

If you’re wondering how your pet cat got to be so overweight, here are five variables to consider.

Inappropriate Diet

Your cat’s diet most likely contained too much fat, resulting in weight growth. But there’s some good news. You can reverse this by introducing and sticking to a weight-loss diet.


Did you know that some cat breeds are inclined to fat genetically? Persian, Sphinx, and Ragamuffin breeds have a higher hereditary risk of obesity.


Obesity can also be caused by sterilization in your cat. If your cat is used to ad libitum feeding, they will be unable to manage their food consumption. Furthermore, they have lower energy requirements, which is why they are overweight.


Obesity can also occur when a cat consumes energy-giving foods but does not use them. The energy intake exceeds the energy usage, resulting in an imbalance. If your cat is inactive, introduce them to weight control diet food.


Do you enjoy treating your adorable kitty with treats? These can also contribute to your cat’s obesity. Treats are high in calories.

A cat’s diet will contain less vitamins, minerals, and nutrients if it consumes too many of these. Your cat will gain a few pounds over time.

Do not berate yourself for your cat’s obesity. Instead, strive to reduce the additional weight gain.


You must adore your cat as a cat owner. Obesity, on the other hand, is unhealthy to cats and can lead to serious health problems. As a result, look for protein-rich, low-calorie, low-fat dietary foods for weight loss.

This evaluation from BestForPets (bestforpets.org) will provide you with the top twelve best cat foods for weight loss.

Smalls Fresh Pulled Other Bird is our top choice overall. It is high in proteins, low in carbohydrates, and of human-grade quality.

Hill Science Diet was named the best value weight loss cat food. Its contents are simple to stomach, and weight loss results are noticeable after just 10 weeks!

Author Image

Dr. Deborah Fletcher

Deborah R. Fletcher, DVM, is a skilled veterinarian with more than 15 years of experience dealing with companion and exotic animals. She has experience caring for a variety of animals, including household cats and dogs, reptiles, birds of prey, and even primates. Dr. Fletcher is a valuable part of the BestForPets team, where she contributes to their aim of providing pets and their owners with the finest possible treatment and services.

Veterinarian (DVM) Dr. Deborah Fletcher


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