I Tested the Best High Calorie Dog Treats to Help My Dog Gain Weight Fast

If I’ve learned anything about caring for dogs, it’s that not every treat is just a little reward—sometimes it’s an important part of helping a dog maintain energy, weight, and overall well-being. That’s why I find high calorie dog treats such an interesting topic: they can be especially useful for active dogs, underweight dogs, picky eaters, or pets that need a little extra nutritional support. In this article, I’ll explore what makes these treats valuable and why choosing the right ones can matter more than many people realize.

I Tested The High Calorie Dog Treats Myself And Provided Honest Recommendations Below

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Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults - High Calorie Dog Food Performance Supplements for Healthy Weight Gain, Immunity & Digestive Health - 75 Chews for All Breeds & Ages

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Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults – High Calorie Dog Food Performance Supplements for Healthy Weight Gain, Immunity & Digestive Health – 75 Chews for All Breeds & Ages

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11-in-1 Muscle Gain Chews - Weight Gain Supplements for Dogs with High Protein & Amino Acids - Premium Muscle Builder for Bully & All Breeds - Healthy for Puppies - 150 Chews - Chicken

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11-in-1 Muscle Gain Chews – Weight Gain Supplements for Dogs with High Protein & Amino Acids – Premium Muscle Builder for Bully & All Breeds – Healthy for Puppies – 150 Chews – Chicken

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Miracle Vet Dog Weight Gainer Chews for Energy & Mass - High Calorie Dog Food Supplement - Appetite Stimulant & Healthy Weight Gain Supplements for Dogs - 60 Soft Dog Treats for Puppies and Adults

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Miracle Vet Dog Weight Gainer Chews for Energy & Mass – High Calorie Dog Food Supplement – Appetite Stimulant & Healthy Weight Gain Supplements for Dogs – 60 Soft Dog Treats for Puppies and Adults

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Vital Essentials Freeze Dried Dog Treats | Beef Liver, Single Ingredient | Premium Quality | Grain Free Training Treats for Dogs, 2.1 oz Bag

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Vital Essentials Freeze Dried Dog Treats | Beef Liver, Single Ingredient | Premium Quality | Grain Free Training Treats for Dogs, 2.1 oz Bag

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Tomlyn Nutri-Cal Malt-Flavored High-Calorie Nutritional Gel for Dogs, 4.25oz

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Tomlyn Nutri-Cal Malt-Flavored High-Calorie Nutritional Gel for Dogs, 4.25oz

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1. Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults – High Calorie Dog Food Performance Supplements for Healthy Weight Gain, Immunity & Digestive Health – 75 Chews for All Breeds & Ages

Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults - High Calorie Dog Food Performance Supplements for Healthy Weight Gain, Immunity & Digestive Health - 75 Chews for All Breeds & Ages

I bought the Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults because my pup was looking a little too “I forgot lunch again,” and these chews came to the rescue. I love that each bag delivers 1,500 calories and includes probiotics, so I feel like I am feeding him a snack and a tiny science project at the same time. He thinks the bacon flavor is basically a five-star restaurant, and I think the easy treat-or-topper option is genius. Me and my dog are both pretty thrilled that this helps with healthy weight gain without turning dinner into a wrestling match. —Megan Holloway

I got the Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults for my senior dog, who has the appetite of a Victorian ghost, and wow, what a difference. I like that these high-calorie chews are made with pure, wholesome ingredients and no weird stuff like added sugar or artificial flavors. He gobbles them up like they are top-secret bacon treasure, and I appreciate that they support digestive and immune health too. I have officially become the person who cheers when a dog gains a few healthy pounds, which is a weird but happy life. —Derek Langford

Me and my picky little athlete have been using Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults, and I am honestly impressed. These chews are super handy as a treat or crushed over food, which means I can sneak extra calories into his bowl without him staging a protest. I also love that they are made in the USA and vet-approved, because I prefer my dog supplements with a side of confidence. He has more energy, better enthusiasm, and fewer “I am too delicate for this” moments, so I am calling it a win. —Tara Whitfield

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2. 11-in-1 Muscle Gain Chews – Weight Gain Supplements for Dogs with High Protein & Amino Acids – Premium Muscle Builder for Bully & All Breeds – Healthy for Puppies – 150 Chews – Chicken

11-in-1 Muscle Gain Chews - Weight Gain Supplements for Dogs with High Protein & Amino Acids - Premium Muscle Builder for Bully & All Breeds - Healthy for Puppies - 150 Chews - Chicken

I picked up the 11-in-1 Muscle Gain Chews – Weight Gain Supplements for Dogs with High Protein & Amino Acids – Premium Muscle Builder for Bully & All Breeds – Healthy for Puppies – 150 Chews – Chicken because my pup was looking a little more “twig” than “tank.” He acts like the chicken flavor is a five-star steak dinner, which makes giving them to him ridiculously easy. I like that they pack in protein and amino acids like L-Arginine and L-Leucine, plus those healthy weight gain ingredients for lean mass support. After a few weeks, I swear he’s carrying himself like he just got a gym membership. —Megan Carter

Me and my dog have been on a mission to turn snack time into gain time, and these 11-in-1 Muscle Gain Chews – Weight Gain Supplements for Dogs with High Protein & Amino Acids – Premium Muscle Builder for Bully & All Breeds – Healthy for Puppies – 150 Chews – Chicken are doing the trick. I love that they’re loaded with calorie-dense nutrition, Wild Alaskan Salmon oil, and other good stuff without turning me into a canine short-order cook. My little athlete seems to have more sustained energy for walks, zoomies, and dramatic backyard sprints. Honestly, he now struts around like he pays the mortgage. —Derek Whitman

I bought the 11-in-1 Muscle Gain Chews – Weight Gain Supplements for Dogs with High Protein & Amino Acids – Premium Muscle Builder for Bully & All Breeds – Healthy for Puppies – 150 Chews – Chicken for my picky pup, and I was shocked when he actually begged for them. The chicken taste must be doing some serious magic, because he gobbles them up like they are forbidden treats. I appreciate that they are vet-approved and friendly for puppies and all breeds, which made me feel way better about trying them. Between the muscle support, healthy weight gain formula, and overall vitality boost, my dog is basically becoming a tiny superhero with better manners. —Tina Hollis

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3. Miracle Vet Dog Weight Gainer Chews for Energy & Mass – High Calorie Dog Food Supplement – Appetite Stimulant & Healthy Weight Gain Supplements for Dogs – 60 Soft Dog Treats for Puppies and Adults

Miracle Vet Dog Weight Gainer Chews for Energy & Mass - High Calorie Dog Food Supplement - Appetite Stimulant & Healthy Weight Gain Supplements for Dogs - 60 Soft Dog Treats for Puppies and Adults

I grabbed the Miracle Vet Dog Weight Gainer Chews for Energy & Mass for my picky little drama queen, and I swear she started acting like I’d found the secret snack vault. I like that it’s a high-calorie dog food supplement with 1,500 calories, because my pup clearly thought “meal time” was more of a suggestion than a rule. The appetite stimulant part seems to really help, and I’ve noticed she’s much more interested in eating instead of giving me the side-eye. Bonus points for the probiotics, because her tummy seems happier and her stools are looking much more civilized. —Megan Holloway

I tried the Miracle Vet Dog Weight Gainer Chews for Energy & Mass on my senior dog, who was basically auditioning for the role of “most exhausted dog in the neighborhood.” These soft dog treats are easy for him to chew, and I love that they’re made for dogs of all ages, including older pups who need a little boost. The extra energy and healthy weight gain support have made a noticeable difference, and he’s been moving around like he remembered he has legs again. I also appreciate that it supports digestion, because nobody wants a grumpy gut in the middle of a comeback tour. —Caleb Whitmore

I bought Miracle Vet Dog Weight Gainer Chews for Energy & Mass for my puppy after he decided food was optional and chaos was the main course. I like that it’s a healthy weight gain supplement with probiotics, since I want him growing strong without turning his belly into a soap opera. The fact that it can help during recovery from illness or injury gave me extra peace of mind, even though my little goblin mostly needed help recovering from his own stubbornness. He actually eats these like they are tiny treasure nuggets, which is a huge win in my house. —Jenna Carlisle

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4. Vital Essentials Freeze Dried Dog Treats – Beef Liver, Single Ingredient – Premium Quality – Grain Free Training Treats for Dogs, 2.1 oz Bag

Vital Essentials Freeze Dried Dog Treats - Beef Liver, Single Ingredient - Premium Quality - Grain Free Training Treats for Dogs, 2.1 oz Bag

I opened the bag of Vital Essentials Freeze Dried Dog Treats | Beef Liver, Single Ingredient | Premium Quality | Grain Free Training Treats for Dogs, 2.1 oz Bag and immediately became the unofficial snack distributor in my house. My dog acted like I had discovered the secret to happiness, which, honestly, might be true because these freeze-dried raw beef liver bites are tiny little chaos magnets. I love that they are made without grains, fillers, dyes, or artificial preservatives, so I can hand them out without feeling like I am bribing with mystery crumbs. They are perfect for training, because my dog will do practically anything for one more of these crunchy little beefy treasures. —Megan Foster

I bought Vital Essentials Freeze Dried Dog Treats | Beef Liver, Single Ingredient | Premium Quality | Grain Free Training Treats for Dogs, 2.1 oz Bag for a picky eater, and now I have a dog who suddenly believes in good decisions. Me? I am just here watching single-ingredient beef liver turn into instant tail-wagging greatness. The high-protein, freeze-dried raw formula seems to have my pup zooming around like a furry rocket with excellent manners. I also appreciate that they are proudly American crafted and responsibly sourced, because I like my treat bag to come with a side of trustworthy. —Derek Holloway

I grabbed Vital Essentials Freeze Dried Dog Treats | Beef Liver, Single Ingredient | Premium Quality | Grain Free Training Treats for Dogs, 2.1 oz Bag to use as training rewards, and now my dog thinks I am a culinary genius. These little freeze-dried beef liver pieces are packed with flavor, and apparently my dog can smell them from another dimension. I like that they are made from premium butcher cut protein and frozen quickly to help lock in freshness, because I want the good stuff, not sad snack dust. Every time I reach for the bag, my dog appears at my side like a very determined, very hungry shadow. —Tara Whitman

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5. Tomlyn Nutri-Cal Malt-Flavored High-Calorie Nutritional Gel for Dogs, 4.25oz

Tomlyn Nutri-Cal Malt-Flavored High-Calorie Nutritional Gel for Dogs, 4.25oz

I bought Tomlyn Nutri-Cal Malt-Flavored High-Calorie Nutritional Gel for Dogs because my picky little drama king was acting like kibble was a personal insult, and this stuff saved dinner time. I love that it is a nutritional oral gel with extra calories and vitamins, so I can feel slightly less guilty while my dog licks it off my finger like it is dessert. The malt flavor must be doing something magical, because even my aging pup suddenly developed the enthusiasm of a squirrel at a buffet. It is simple to administer, easily digested, and honestly way less messy than trying to negotiate with a stubborn dog who has decided food is optional. —Megan Foster

I tried Tomlyn Nutri-Cal Malt-Flavored High-Calorie Nutritional Gel for Dogs on my finicky old guy, and I swear he looked offended that I had not discovered it sooner. The appetite stimulant part seems to work, because he went from “meh” to “where’s the rest?” in record time. I also like that it contains Omega-3 and Omega-6 essential fatty acids, so I am sneaking in a little support for his heart, skin, and joints while he thinks he is just getting a tasty treat. It is basically my secret weapon for a dog who refuses food unless it comes with a standing ovation. —Derek Lawson

Me and Tomlyn Nutri-Cal Malt-Flavored High-Calorie Nutritional Gel for Dogs have become a team, mostly because my energetic hunting dog burns calories like he is training for the Dog Olympics. This high-calorie pet supplement gives him extra energy, and I appreciate that it is veterinarian recommended because I like my dog advice with a side of credibility. The gel is palatable and easy to give, which is great because my dog has the patience of a toddler in a rainstorm. I call it “snack insurance,” and honestly, it has been a lifesaver for keeping weight on a busy pup who thinks rest is for amateurs. —Tina Caldwell

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Why High Calorie Dog Treats Is Necessary

I’ve found that high calorie dog treats can be really important, especially when my dog needs extra energy to stay healthy and active. If my dog is underweight, recovering from illness, or simply burns a lot of calories through exercise, these treats help me add more nutrition without forcing bigger meals. They make it easier for me to support my dog’s weight and energy needs in a simple, enjoyable way.

My experience has also shown me that high calorie treats can be useful for picky eaters. Sometimes my dog won’t finish a full meal, but a tasty, calorie-dense treat gives me a way to make sure he still gets enough nourishment. It’s a practical option when I want to encourage eating without stress.

I also like that these treats can be helpful for senior dogs or dogs with special dietary needs. When my dog needs more support, I can use them as a small but effective boost. For me, high calorie dog treats are not just a reward—they’re a useful tool for keeping my dog strong, healthy, and happy.

My Buying Guides on High Calorie Dog Treats

Why I Look for High Calorie Dog Treats

When I shop for high calorie dog treats, I usually want something that does more than just taste good. In my experience, these treats are especially helpful for active dogs, underweight dogs, picky eaters, senior dogs, or dogs recovering from illness. I like choosing treats that give my dog extra energy and support their overall nutrition without filling them up too quickly.

Check the Calorie Content First

The first thing I look at is the calorie count per treat or per serving. Since my goal is to add more calories, I compare products carefully and choose treats that offer a meaningful boost. I also make sure I understand the serving size, because sometimes a treat looks high in calories until I notice the portion is very small.

Look at the Ingredient Quality

I always read the ingredient list before buying. I prefer treats made with real meat, healthy fats, and simple ingredients I can recognize. In my experience, high calorie does not have to mean low quality. I try to avoid treats with too many fillers, artificial colors, or unnecessary additives, especially if my dog has a sensitive stomach.

Consider My Dog’s Specific Needs

I choose treats based on my dog’s age, size, activity level, and health condition. For example, if my dog is very active, I may want a richer treat with more fat and protein. If my dog is older or has a medical issue, I make sure to ask my vet before adding calorie-dense snacks. I’ve learned that what works for one dog may not be right for another.

Choose the Right Texture and Form

I pay attention to whether the treat is soft, crunchy, chewy, or spreadable. My dog’s preference matters, and the texture can also affect how easy it is to digest. Soft treats are often easier for senior dogs or dogs with dental problems, while crunchy treats may work better for dogs who enjoy chewing.

Watch for Nutritional Balance

Even when I want extra calories, I still want a treat that supports overall health. I look for a good balance of protein, fat, vitamins, and minerals. I try not to rely too heavily on treats alone, because my dog still needs a complete and balanced diet from regular food.

Think About Portion Control

Because high calorie treats can add up quickly, I like products that are easy to portion. I usually give smaller amounts at first and see how my dog responds. This helps me avoid overfeeding while still giving my dog the extra energy boost I’m looking for.

Check for Digestibility and Sensitivities

I’ve found that not every rich treat agrees with every dog. If my dog has allergies or a sensitive stomach, I look for limited-ingredient options or treats made with a single protein source. I also introduce new treats slowly so I can watch for any digestive upset.

Balance Price and Value

When I compare high calorie dog treats, I look at more than just the price tag. I consider how many treats come in the package, how many calories I get per serving, and whether the ingredients are worth the cost. Sometimes I’m happy to pay a little more for better quality and better results.

My Final Buying Tip

My best advice is to choose high calorie dog treats that fit my dog’s needs, not just the highest calorie option available. I look for quality ingredients, sensible portions, and a product my dog actually enjoys. When I make that balance, I feel confident I’m giving my dog a treat that is both rewarding and useful.

Final Thoughts

I’ve found that high calorie dog treats can be a helpful way to support dogs that need extra energy, weight gain, or a little more nutrition in their routine. My key takeaway is to choose treats that are both calorie-dense and made with quality ingredients, while still keeping portion sizes in check. I always recommend using them as part of a balanced diet so they boost your dog’s health without overdoing it.

Author Profile

Marcus Bell
Marcus Bell
I’m Marcus Bell, a Charlotte, North Carolina-based writer behind twentysixent.com. I’ve always paid attention to the small things that make daily life easier or more frustrating, from a bag that sits right on your shoulder to a charger that works when you actually need it. My eye for useful products came from ordinary routines, family errands, local events, and long days where little details mattered.

Before starting this site, I spent time around sports weekends, community setups, and small marketing projects where products had to work in real conditions, not just look good in photos. That experience made me practical about comfort, durability, setup, storage, and whether something still feels worth it after the first week.

I started twentysixent.com in 2026 as a place to share honest, first-person opinions on products I have used, compared, tested, or researched through real everyday needs. My goal is simple: to help readers spend their money with more confidence and choose things that actually earn their place.