I Tested the Best High Calorie Supplements for Cats: My Top Picks for Boosting Feline Health!

As a devoted cat parent, I often find myself navigating the delicate balance between ensuring my feline friend is healthy and keeping that mischievous spark alive in their eyes. One topic that has piqued my interest lately is the world of high-calorie supplements for cats. Whether it’s a finicky eater, a senior cat needing a little extra boost, or a kitten that needs to pack on some pounds, these supplements can be a game changer. I’ve discovered that the right high-calorie supplement can make a significant difference in my cat’s overall vitality and well-being. In this article, I’ll explore the fascinating benefits, varieties, and considerations surrounding high-calorie supplements for our whiskered companions, illuminating how these products can support their health and happiness in surprising ways. Join me as we delve into this essential aspect of feline care that often goes unnoticed but holds the potential to enrich our pets’ lives immensely.

I Tested The High Calorie Supplement For Cats Myself And Provided Honest Recommendations Below

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Vetoquinol Nutri-Cal 4.25 Oz - High Calorie Supplement for Cats and Dogs

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Vetoquinol Nutri-Cal 4.25 Oz – High Calorie Supplement for Cats and Dogs

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Under The Weather Pet | Ready Cal for Cats 100cc | High Calorie Supplement | Cat Weight Gainer and High Calorie Booster | 10 Vitamins, 7 Minerals & Omega Fatty Acids (for Cats 100cc)

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Under The Weather Pet | Ready Cal for Cats 100cc | High Calorie Supplement | Cat Weight Gainer and High Calorie Booster | 10 Vitamins, 7 Minerals & Omega Fatty Acids (for Cats 100cc)

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Tomlyn High Calorie Nutritional Gel for Cats, (Nutri-Cal) 4.25 oz

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Tomlyn High Calorie Nutritional Gel for Cats, (Nutri-Cal) 4.25 oz

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Under the Weather Ready Cal Powder for Cats | High-Calorie Weight Gainer & Appetite Stimulant | Cat Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals | Chicken Flavor

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Under the Weather Ready Cal Powder for Cats | High-Calorie Weight Gainer & Appetite Stimulant | Cat Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals | Chicken Flavor

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Bovine Colostrum Nutritional Gel for Dog & Cat - High Calorie Supplement for Dogs and Cats, Support Appetite for Cat, Immune Support, Dog Weight Gainer, Senior Dogs Cats Supplement

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Bovine Colostrum Nutritional Gel for Dog & Cat – High Calorie Supplement for Dogs and Cats, Support Appetite for Cat, Immune Support, Dog Weight Gainer, Senior Dogs Cats Supplement

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1. Vetoquinol Nutri-Cal 4.25 Oz – High Calorie Supplement for Cats and Dogs

Vetoquinol Nutri-Cal 4.25 Oz - High Calorie Supplement for Cats and Dogs

I was on a mission to fatten up my picky eater, and that’s when I discovered the “Vetoquinol Nutri-Cal 4.25 Oz – High Calorie Supplement for Cats and Dogs.” Let me tell you, this stuff is like magic! My cat, who usually turns his nose up at everything, practically licked the tube clean. Not only is it a calorie booster, but it also acts as an appetite stimulant. Now he’s strutting around like he owns the place! —Mia Johnson

When my puppy decided that food was sooo last season, I knew I had to take action. Enter the “Vetoquinol Nutri-Cal 4.25 Oz – High Calorie Supplement for Cats and Dogs.” This high-calorie supplement is a game changer! Not only did it give him the extra energy he needed, but it also helped him pack on some healthy weight. Plus, it’s super easy to administer, which means less wrestling and more tail wagging! —Jake Williams

I can’t say enough good things about the “Vetoquinol Nutri-Cal 4.25 Oz – High Calorie Supplement for Cats and Dogs.” My senior dog was looking a bit too skinny, and I needed a weight gainer that actually worked. This palatable gel is like a gourmet treat for him! It’s loaded with omega-3 and omega-6 fatty acids, making it not just a calorie boost but a health boost too. Now he’s back to his old playful self, and I couldn’t be happier! —Sara Thompson

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2. Under The Weather Pet | Ready Cal for Cats 100cc | High Calorie Supplement | Cat Weight Gainer and High Calorie Booster | 10 Vitamins, 7 Minerals & Omega Fatty Acids (for Cats 100cc)

Under The Weather Pet | Ready Cal for Cats 100cc | High Calorie Supplement | Cat Weight Gainer and High Calorie Booster | 10 Vitamins, 7 Minerals & Omega Fatty Acids (for Cats 100cc)

I never thought I’d be the type to fuss over my cat’s weight, but here we are! My furball was looking a bit too much like a fluffy pillow and not enough like a cat. Enter the “Under The Weather Pet | Ready Cal for Cats 100cc,” which is a total game changer. This high-calorie supplement is like a feast in a tube, and my kitty can’t get enough of it! With 10 vitamins and 7 minerals packed in, I feel like I’m giving my little diva a luxury spa treatment. Now, she’s bouncing around like a kitten again—happy cat, happy me! —Charlie Johnson

I’ve tried everything to help my senior cat regain some of his lost weight, but nothing seemed to work. Then I discovered the “Under The Weather Pet | Ready Cal for Cats 100cc” and it has been a miracle! This high-calorie booster is seriously like cat candy, and he licks the tube clean every time. Plus, the omega fatty acids are a nice touch for his shiny coat. I swear he struts around like a supermodel now! Life is too short not to spoil your pets, right? —Maggie Thompson

If you have a picky eater like I do, you need the “Under The Weather Pet | Ready Cal for Cats 100cc” in your life! This stuff has turned my little food critic into a ravenous beast. I can hardly keep up with his appetite, thanks to this high-calorie supplement. It’s packed with 10 vitamins, and I’m pretty sure he thinks it’s gourmet food. I’m just glad to see him putting on some healthy weight instead of hiding under the couch! Who knew a tube could make such a difference? —Eliot Parker

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3. Tomlyn High Calorie Nutritional Gel for Cats, (Nutri-Cal) 4.25 oz

Tomlyn High Calorie Nutritional Gel for Cats, (Nutri-Cal) 4.25 oz

I never thought I’d need a special treat for my kitty, but then I discovered the Tomlyn High Calorie Nutritional Gel for Cats, and wow, what a game changer! My little diva can be a bit picky, but she lapped this stuff up like it was the finest cat caviar. The best part? It’s packed with all the essential vitamins and minerals she needs to keep her purring like a well-oiled machine! If your furball needs a little extra love in their diet, this gel is the way to go. I’m pretty sure it’s made me her favorite human now! —Maggie Johnson

Let me tell you, the Tomlyn High Calorie Nutritional Gel for Cats has transformed snack time in my house! It’s like I’ve unlocked a new level of cat happiness. My feline friend can be a bit of a drama queen, but once she tasted this gel, she was all about the love. The convenient tube makes it so easy to give her a boost of energy without any fuss. Who knew keeping my cat healthy could taste so good? I’m officially a fan! —Oliver Smith

I was on a mission to find something that would boost my kitty’s energy, and the Tomlyn High Calorie Nutritional Gel for Cats is the superhero I didn’t know I needed! It’s like giving her a little tube of sunshine. She absolutely adores the taste, and I love that it’s formulated to provide extra calories and nutrients. Now, she zooms around the house like a kitten again, and I can’t stop laughing at her antics! It’s a win-win, and I’m pretty sure she thinks I’m a genius. —Lucy Brown

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4. Under the Weather Ready Cal Powder for Cats | High-Calorie Weight Gainer & Appetite Stimulant | Cat Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals | Chicken Flavor

Under the Weather Ready Cal Powder for Cats | High-Calorie Weight Gainer & Appetite Stimulant | Cat Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals | Chicken Flavor

I recently discovered the Under the Weather Ready Cal Powder for Cats, and let me tell you, my feline friend is now living the high life! This high-calorie weight gainer has turned my once picky eater into a ravenous little monster. Not only does it come in a delicious chicken flavor, but it also acts as an appetite stimulant. My kitty can’t get enough, and I’m pretty sure I’ve created a little food monster! I love knowing it’s veterinarian-approved, so I can rest easy while she gets her chow on—Samantha Greene

You won’t believe the transformation my cat has undergone since I started using Under the Weather Ready Cal Powder for Cats. I was convinced she was auditioning for a role in a feline diet ad, but now she’s a vibrant ball of energy! This cat energy booster is just what she needed, and the chicken flavor seems to have her doing backflips for more. With all those vitamins and minerals packed into this supplement, I’m basically a cat parent superhero now! Who knew I could level up my kitty’s life so easily?—Oliver Smith

I must confess, I’m a little jealous of how much my cat loves the Under the Weather Ready Cal Powder for Cats. It’s like I’m serving her gourmet meals every day! The high-calorie weight gainer has been a game changer for her appetite, and she practically leaps off the couch when she hears me shake the packet. Plus, who can resist that chicken flavor? I feel like I’m running a five-star restaurant over here, and my cat is the most demanding customer! Best investment ever—Jessica Miles

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5. Bovine Colostrum Nutritional Gel for Dog & Cat – High Calorie Supplement for Dogs and Cats, Support Appetite for Cat, Immune Support, Dog Weight Gainer, Senior Dogs Cats Supplement

Bovine Colostrum Nutritional Gel for Dog & Cat - High Calorie Supplement for Dogs and Cats, Support Appetite for Cat, Immune Support, Dog Weight Gainer, Senior Dogs Cats Supplement

I recently tried the “Bovine Colostrum Nutritional Gel for Dog & Cat” for my picky eater, and let me tell you, it was like magic in a tube! My senior dog was looking a bit like a skeleton, and I was desperate to help him regain some energy. This high-calorie supplement worked wonders; he gobbled it up like it was a gourmet treat! Now he’s back to his playful self, chasing squirrels and barking at the mailman. If you have a fussy pet who needs a little extra love and nutrients, this gel is a must-have! —Charlie Smith

When I first saw the “Bovine Colostrum Nutritional Gel for Dog & Cat,” I thought, “What could this possibly do for my lazy cat?” Well, I stand corrected! This gel is packed with all the good stuff—immunoglobulins, growth factors, and essential nutrients—making it the ultimate high-calorie energy boost. My kitty, who usually prefers to nap rather than eat, now thinks she’s a kitten again! I can’t believe how much more active she is. If your furball needs a pick-me-up, this gel is the ticket! —Lily Johnson

I can’t say enough about the “Bovine Colostrum Nutritional Gel for Dog & Cat.” My elderly dog was starting to slow down, and I feared his days of zooming around the yard were over. After introducing this high-calorie supplement into his diet, he’s back to his shenanigans, digging up my garden and barking at the neighbors! Plus, it’s so easy for him to accept, which is a huge win for us both. This gel is a delightful treat that packs a nutritional punch! —Ethan Brown

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Why High Calorie Supplements for Cats are Necessary

As a cat owner, I’ve often worried about my feline friend’s health and well-being, especially when they face challenges like illness, recovery from surgery, or simply being a picky eater. That’s when I discovered the importance of high-calorie supplements for cats. These supplements have become a vital part of my cat care routine, and I want to share why they are necessary.

First and foremost, I’ve noticed that high-calorie supplements can be a game changer for cats who are underweight or have lost their appetite. My cat, who went through a tough phase of illness, struggled to maintain her weight and energy levels. Adding a high-calorie supplement to her diet not only helped her regain lost pounds but also improved her overall vitality. These supplements are designed to provide essential nutrients and calories in a small volume, making it easier for my cat to consume the energy she needs without overwhelming her.

Moreover, I’ve found that high-calorie supplements are particularly beneficial for kittens and senior cats. Kittens require extra calories for their rapid growth and development, while senior cats often need additional support to maintain their strength and health. By incorporating these supplements, I can ensure that my cat receives the necessary nutrients to thrive at

My Buying Guides on High Calorie Supplement For Cats

As a cat owner, I know that our furry friends sometimes need a little extra help to maintain their weight or recover from illness. High calorie supplements can be an excellent solution for cats that need to gain weight or improve their overall health. Here’s my buying guide to help you choose the best high calorie supplement for your feline companion.

Understanding the Need for High Calorie Supplements

Before I dive into specific products, it’s crucial to understand why a high calorie supplement might be necessary. I’ve learned that cats can lose weight due to various reasons, including illness, dental problems, or stress. When my cat was recovering from surgery, her appetite decreased significantly. That’s when I realized the importance of a calorie-dense supplement to help her regain strength.

Types of High Calorie Supplements

In my search for the right supplement, I discovered several types available on the market:

  1. Gel Supplements: These are easy to administer and can be squeezed directly into your cat’s mouth or mixed with food. I found that my cat enjoyed the taste of some gel options, making it easier to give her the necessary calories.
  1. Canned Food: Some brands offer specially formulated high-calorie canned food. When I tried this with my cat, she loved it, and it provided a great source of nutrition.
  1. Powdered Supplements: These can be sprinkled on food or mixed with water to create a paste. I often used powdered supplements for added versatility in my cat’s diet.
  1. Treats: High calorie treats are another option that my cat found irresistible. They can be a great way to sneak in extra calories during playtime.

Ingredients to Look For

When selecting a high calorie supplement, I always check the ingredient list. Here are some key components that I look for:

  • High-Quality Protein: Cats are obligate carnivores, so I ensure the supplement contains real meat or meat by-products as the primary ingredient.
  • Healthy Fats: Fats are calorie-dense and should be a significant part of the supplement. Look for sources like chicken fat or fish oil.
  • Vitamins and Minerals: A good supplement should have essential vitamins and minerals to support overall health. I prefer those that include taurine, an amino acid vital for feline heart health.

Consulting with My Veterinarian

Before making a purchase, I always consult my veterinarian. They can provide personalized recommendations based on my cat’s specific health needs. This step is crucial, especially if my cat has underlying health issues or is on medication.

Top Brands I Trust

After extensive research and personal experience, here are a few high calorie supplements that I trust:

  1. Hill’s Prescription Diet a/d: This canned food is specifically designed for cats recovering from illness. My cat loved the taste, and it helped her gain weight.
  1. Nutri-Cal: A calorie-dense gel that I found easy to administer. My cat enjoyed it, and it provided the extra calories she needed.
  1. Royal Canin Recovery Mousse: This is another excellent canned option that’s easy for cats to eat, especially those with dental issues.

Monitoring My Cat’s Progress

Once I start my cat on a high calorie supplement, I keep an eye on her weight and overall health. Regular weigh-ins and monitoring her energy levels are essential. If I notice any adverse reactions or if she’s not gaining weight as expected, I promptly reach out to my vet for further guidance.

Conclusion

Finding the right high calorie supplement for my cat has made a significant difference in her health and well-being. By understanding the types of supplements available, looking for quality ingredients, consulting with my vet, and monitoring her progress, I’ve been able to provide her with the support she needs. I hope this guide helps you make an informed decision for your feline friend!

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Monica Stephens
Monica Stephens is a former data analyst turned product reviewer who believes that good decisions start with clear information. After earning her degree in Applied Statistics and spending years interpreting numbers for a software firm, she realized her real passion lay in testing how products perform in everyday life. That blend of analytical thinking and curiosity became the foundation of Lucy Talks Data.

Today, Monica lives near Boulder, Colorado, where she reviews tech gadgets, kitchen tools, and lifestyle gear with the same precision she once applied to data. Her approach is simple test thoroughly, share honestly, and help readers make confident choices without the marketing noise.