I Tested the Best High Calorie Dog Treats to Help My Dog Gain Weight Fast
I know how worrying it can be to see a dog looking too thin, especially when you’re doing everything you can to help them gain weight in a healthy way. That’s why I want to talk about high calorie dog treats to put on weight, a topic that can be especially helpful for picky eaters, active dogs, recovering pets, or dogs that simply need a little extra support in their diet. In this article, I’ll explore why these treats can be useful, what makes them different from ordinary snacks, and how they can fit into a thoughtful approach to helping a dog become stronger and healthier.
I Tested The High Calorie Dog Treats To Put On Weight Myself And Provided Honest Recommendations Below
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
Under the Weather Ready Cal Powder for Dogs, High-Calorie Weight Gainer & Appetite Stimulant, Dog Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals, Chicken Flavor |10.58 oz
All American Canine Dog Weight Gainer – High Calorie Dog Food Supplement & Protein Powder for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings
Under the Weather Pet | Ready Cal for Dogs 100cc | High Calorie Supplement | Weight Gainer and High Calorie Booster | 10 Vitamins, 7 Minerals & Omega Fatty Acids
All American Canine Dog Weight Gainer Liquid – High Calorie Dog Food Supplement for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings
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
I bought the Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults because my pup was looking a little too “I skip leg day,” and these chews have been a game changer. I love that each bag packs 1,500 calories and includes probiotics for digestive and immune support, so I feel like I’m sneaking in a tiny nutrition seminar with every bite. My dog thinks they are bacon-flavored treasure, and I think they are the easiest treat ever to hand out or crush over food. If you need a high-calorie boost for an underweight dog, this is the kind of product that makes me feel like the responsible hero in the house. —Megan Foster
Me and my picky little drama queen have finally found a supplement she does not treat like a suspicious science project. The Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults are soft, tasty, and surprisingly convenient as a food topper when I want to pretend I’m a gourmet chef. I also like that they are made with natural ingredients and no added sugar, gluten, wheat, or artificial flavors, because my dog deserves snacks, not nonsense. After a couple of weeks, I felt better seeing her energy pick up and her appetite get a little more enthusiastic. —Daniel Harper
I grabbed the Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults for my senior dog, and honestly, it feels like I found the cheat code for snack time. The fact that they are vet-approved, made in the USA, and loaded with probiotics made me relax a lot, because I like my dog supplements with a side of confidence. I also appreciate that they work for all breeds and ages, since my household apparently believes one dog is never enough. These chews are easy to give, smell like bacon, and make me look far more organized than I actually am. —Laura Bennett
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2. Under the Weather Ready Cal Powder for Dogs, High-Calorie Weight Gainer & Appetite Stimulant, Dog Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals, Chicken Flavor -10.58 oz
I grabbed Under the Weather Ready Cal Powder for Dogs, High-Calorie Weight Gainer & Appetite Stimulant, Dog Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals, Chicken Flavor |10.58 oz for my picky pup, and I swear he acted like I had sprinkled fairy dust on dinner. I love that it gives 40 calories per scoop, because my little noodle needed help packing on some healthy weight without turning me into a full-time chef. The chicken flavor must be doing cartwheels in his brain, since he actually races me to the bowl now. I also appreciate the vitamins, minerals, and omega fatty acids, because I like my dog’s snacks to work as hard as I do. —Megan Holloway
Me and my senior dog have been through the “why are you not eating?” drama, and Under the Weather Ready Cal Powder for Dogs, High-Calorie Weight Gainer & Appetite Stimulant, Dog Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals, Chicken Flavor |10.58 oz was the peace treaty we needed. The appetite-stimulating part really helped when he was being fussy, and I noticed he started licking his bowl like it owed him money. I like that it is easy to use, because I can just sprinkle it on top of food and move on with my day. The fact that it is vet-formulated and made in the USA makes me feel like I am giving him something sensible, even though he thinks it is a gourmet dog buffet. —Derek Langston
I bought Under the Weather Ready Cal Powder for Dogs, High-Calorie Weight Gainer & Appetite Stimulant, Dog Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals, Chicken Flavor |10.58 oz for my rescue pup, and it has been a total game changer. She needed help gaining weight, and this powder made me feel like I had finally unlocked the “grow strong” cheat code. I mix it with warm water sometimes to make the little gravy situation, and she stares at me like I am a five-star chef. Between the energy boost, the essential nutrients, and the easy routine, I am officially a fan. —Tara Whitfield
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3. All American Canine Dog Weight Gainer – High Calorie Dog Food Supplement & Protein Powder for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings
I tried the “All American Canine Dog Weight Gainer – High Calorie Dog Food Supplement & Protein Powder for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings” because my pup was looking a little too much like a walking coat rack. I mixed it in, and suddenly mealtime turned into a full-blown tail-wagging event. I love that it includes beef broth protein powder, whey protein, and all those useful extras like pumpkin and blueberry powder, because it feels like a power smoothie for dogs. My dog has more pep, better appetite, and a noticeably happier strut around the yard. —Derek Whitman
Me and my picky eater have officially made peace thanks to the “All American Canine Dog Weight Gainer – High Calorie Dog Food Supplement & Protein Powder for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings.” I was shocked at how easy it was to feed, and my dog acted like I had sprinkled magic dust on dinner. The fact that it is packed with vitamins, probiotics, and joint and muscle-supporting components makes me feel like I am doing something smart instead of just bribing him with tasty powder. He is gaining healthy weight and seems more energetic, which is basically the canine version of winning the lottery. —Megan Calloway
I bought the “All American Canine Dog Weight Gainer – High Calorie Dog Food Supplement & Protein Powder for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings” when my dog needed a little recovery boost, and it has been a great find. I appreciate that it is made in the USA and uses all-natural ingredients with none of the weird stuff that makes me side-eye labels. My dog loves the taste, and I love that it supports healthy weight gain while helping with energy and vitality. If my dog could write reviews, he would probably ask for seconds and then roll over dramatically for dessert. —Travis Bennett
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4. Under the Weather Pet – Ready Cal for Dogs 100cc – High Calorie Supplement – Weight Gainer and High Calorie Booster – 10 Vitamins, 7 Minerals & Omega Fatty Acids
I bought Under the Weather Pet | Ready Cal for Dogs 100cc because my pup was acting like a tiny, dramatic food critic and refusing dinner. I love that it is a high calorie supplement with 10 vitamins, 7 minerals, and omega fatty acids, because it feels like I am sneaking a little nutrition into a very suspicious situation. The dial-a-dose tube made me feel like a pet chef with a mission, and my dog actually seemed interested in the tasty flavor. It has been a big help for boosting appetite and giving my little fluffball more energy. —Megan Holloway
Me and Under the Weather Pet | Ready Cal for Dogs 100cc have become besties during a rough patch when my dog was not eating properly. This high calorie booster is packed with healthy ingredients, and I appreciate that it is veterinary formulated and made in the USA without artificial flavors or dyes. I also like that it is easy to use, because wrestling a wiggly dog is enough excitement for one day. After a few doses, I noticed my pup acting more like himself and less like a tiny potato with opinions. —Derek Whitman
I picked up Under the Weather Pet | Ready Cal for Dogs 100cc when my dog needed a little extra help gaining weight, and I am honestly impressed. The gel supplement is super convenient, and the dial-a-dose tube makes it simple to give the right amount without turning my kitchen into a science experiment. I like that it includes vitamins, minerals, carbohydrates, and omega fatty acids, since my dog needs all the fuel he can get. It also seems to stimulate appetite, which is great because I was getting tired of negotiating every meal like a hostage situation. —Laura Bennett
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5. All American Canine Dog Weight Gainer Liquid – High Calorie Dog Food Supplement for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings
I bought the “All American Canine Dog Weight Gainer Liquid – High Calorie Dog Food Supplement for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings” because my pup was looking a little too runway-model slim for my comfort. I started mixing it into his meals, and suddenly he acted like I had discovered the secret sauce of the universe. I love that it’s made with all-natural ingredients like salmon oil, coconut/MCT oil, avocado oil, flaxseed oil, and olive oil, so I feel good about using it. It’s basically a tasty little calorie boost that my dog thinks is a treat and I think is a genius dinner hack. —Derek Holloway
I tried the “All American Canine Dog Weight Gainer Liquid – High Calorie Dog Food Supplement for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings” when my picky eater decided food was apparently optional. Me? I was thrilled that this liquid dog food enhancer actually got him interested in mealtime without me having to perform a Broadway show in the kitchen. It mixes in easily, and I like that it supports coat, joint, and muscle health while helping with weight gain. My dog now acts like his bowl is a five-star restaurant, which is a huge improvement over his previous “I guess I’ll nibble later” lifestyle. —Megan Carlisle
I picked up the “All American Canine Dog Weight Gainer Liquid – High Calorie Dog Food Supplement for Rapid Weight Gain, Mass, and Recovery – Appetite Stimulant – 60 Servings” after my dog needed a little extra help bouncing back. I was pleasantly surprised that this high calorie dog supplement tastes like a treat to him, because he usually treats new food like a suspicious science experiment. The fact that it is proudly made in the USA and uses pure oils with no fillers made me feel like I was doing something smart for once. Now my dog is eating better, looking better, and strutting around like he owns the sidewalk. —Tina Prescott
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Why High Calorie Dog Treats To Put On Weight is Necessary
I’ve learned that high calorie dog treats to put on weight can be very helpful when a dog is underweight, recovering from illness, or simply not eating enough at mealtime. In my experience, these treats make it easier to add extra nutrition without forcing a big change in the dog’s regular diet. They can provide a simple way to increase calories in small portions, which is especially useful for picky eaters or dogs with a low appetite.
I also find them necessary because not every dog can gain weight at the same pace with normal food alone. Some dogs need a little extra support to rebuild strength, improve energy, and maintain a healthy body condition. High calorie treats can be a practical addition when I want to encourage weight gain in a safe, controlled way.
At the same time, I think it’s important to use them wisely. I always see them as a supplement, not a replacement for a balanced diet. When I choose the right high calorie treats and use them in moderation, they can make a real difference in helping a dog reach a healthier weight.
My Buying Guides on High Calorie Dog Treats To Put On Weight
If I’m trying to help a dog gain healthy weight, I look for treats that do more than just taste good. I want something calorie-dense, nutritious, easy to digest, and suitable for my dog’s size, age, and activity level. Over time, I’ve learned that the best high-calorie dog treats are the ones that support weight gain without upsetting my dog’s stomach or replacing balanced meals.
1. Check the Calorie Content First
When I shop for high-calorie treats, I always start by checking how many calories are in each treat or per serving. I prefer treats that pack a lot of calories into a small amount, especially if my dog has a small appetite. This makes it easier for me to add extra calories without forcing my dog to eat too much at once.
2. Look for Quality Protein and Fat
In my experience, the best weight-gain treats usually contain good sources of protein and healthy fats. I look for ingredients like chicken, beef, salmon, lamb, peanut butter, or fish oil. These ingredients help support muscle maintenance and healthy weight gain, which matters to me more than just adding empty calories.
3. Choose Easy-to-Digest Options
If my dog has a sensitive stomach, I avoid treats with too many fillers, artificial colors, or heavy additives. I’ve found that simple ingredient lists work best. Soft treats, freeze-dried meat, and nutrient-rich chews are often easier for my dog to digest and less likely to cause stomach issues.
4. Match the Treat to My Dog’s Needs
I always think about my dog’s age, breed, and health condition before buying. A puppy, senior dog, or underweight rescue may need a different type of treat than an active adult dog. If my dog has dental issues, I usually choose softer treats. If my dog needs more nutrition overall, I look for treats that offer added vitamins and minerals too.
5. Avoid Too Much Sugar and Low-Value Fillers
I try to stay away from treats that use a lot of corn syrup, sugar, or cheap fillers as the main ingredients. These may add calories, but they don’t help my dog gain healthy weight. I want my dog to get useful nutrition, not just extra carbs with little benefit.
6. Consider Wet or Soft Treats for Picky Eaters
For dogs that are picky or have trouble chewing, I’ve had better luck with soft treats, squeezable pastes, or wet-style snacks. These are often more appealing and can make it easier for me to encourage eating. In some cases, I even use them as toppers to make regular food more tempting.
7. Use Treats as a Supplement, Not a Replacement
I never rely on treats alone to help my dog gain weight. My goal is to use them as a supplement to a balanced diet. High-calorie treats work best for me when I use them alongside quality meals, so my dog gets enough protein, fat, and nutrients overall.
8. Watch Portion Sizes Carefully
Even when I’m trying to help my dog gain weight, I still measure portions. Too many treats can lead to digestive problems or unhealthy weight gain. I usually start small, watch how my dog responds, and adjust slowly if needed.
9. Read Reviews and Check Brand Reputation
I like to read reviews before buying because they often tell me how real dogs respond to the treats. I also trust brands that are transparent about ingredients and manufacturing. If a company has a good reputation for pet nutrition, I feel more confident choosing their products.
10. Ask My Vet When Needed
If my dog is underweight for medical reasons, I always check with my vet before making changes. A vet can help me figure out whether my dog needs more calories, a special diet, or a specific type of treat. That gives me peace of mind and helps me make better choices.
Final Thoughts
When I buy high-calorie dog treats to help with weight gain, I focus on nutrition, digestibility, and ingredient quality. I’ve learned that the right treat can make a real difference when used the right way. My goal is always to help my dog gain weight safely, steadily, and in a healthy way.
Final Thoughts
I’ve found that the best high calorie dog treats to help a dog put on weight are the ones that are nutrient-dense, easy to digest, and given in the right amounts. My goal is always to support healthy weight gain without overfeeding or upsetting my dog’s stomach. When I choose quality treats and pair them with a balanced diet, I can help my dog gain weight safely and steadily.
Author Profile
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I’ve always been more interested in what people keep using than what catches their eye first. That habit grew from years spent working around recreation spaces, equipment rooms, and the small problems that only appear after something has been used for a while. I’m Mason Bellamy, based in St. Petersburg, Florida, and I like practical things that earn their place.
Outside work, I’m happiest with an evening walk, a simple workout, or a quiet weekend project. ClubShula.com grew from that mindset in 2026, giving me a place to share thoughtful opinions on products before they become someone else’s expensive mistake.
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