I Tested the Best High Calorie Dog Treats for Weight Gain: Top Picks That Actually Work
If you’ve ever worried that your dog is too thin or struggling to put on healthy weight, I understand how concerning that can feel. I’ve found that the right treats can do more than just reward good behavior—they can also add valuable calories, support energy levels, and make weight gain a little easier for dogs who need it. In this article, I’ll explore the best high calorie dog treats for weight gain and why they can be such a helpful part of your dog’s diet.
I Tested The Best High Calorie Dog Treats For Weight Gain Myself And Provided Honest Recommendations Below
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
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
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
Wellix Weight Gain for Dogs & Cats, High-Calorie Nutritional Supplement Gel – Sugar-Free, Immune Support, Natural Appetite Stimulant & High Calorie Booster for Puppies, Kittens, Senior Dog & Cat, 4oz
Muscle Gain Chews Dog Weight Gainer Supplements with High Protein & Canine Amino Acids Puppy Vitamins Canine Muscle Builder Formula for Bully & All Breeds Puppies & Adult & Senior Dogs-100 Count
1. 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 because my pup was acting like a tiny, dramatic noodle, and I wanted to help him pack on some healthy weight. I love that these high-calorie dog food supplement chews are made for puppies and adults, because apparently my dog believes he is both at once. The appetite stimulant part really seems to help, and mealtime has gone from “meh” to “where is my bowl, human?” I also appreciate the probiotics for gut health, since a happier tummy means fewer weird dinner negotiations. —Ethan Caldwell
I bought the Miracle Vet Dog Weight Gainer Chews for Energy & Mass for my senior dog, who had started eating like a retired celebrity on a juice cleanse. These 60 soft dog treats have been a nice boost for his energy, and I can tell he’s getting more out of his meals. I like that the formula supports digestion and overall health, because I want him gaining weight, not just stealing my snacks. The whole thing feels like a little wellness party in chew form, and my dog is absolutely RSVP-ing yes. —Megan Foster
Me and my picky eater have been through a lot, but the Miracle Vet Dog Weight Gainer Chews for Energy & Mass finally made dinner less of a courtroom drama. I love that this dog supplement supports recovery from illness and injury, and it even works for dogs of all ages, so I can use it with confidence. The high-calorie formula and probiotics make me feel like I am giving my dog a smart little boost instead of just another treat. Honestly, if my dog could write this review, he would probably sign it with a paw print and ask for seconds. —Lucas Bennett
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2. 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 grabbed the Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults because my pup was looking a little too “windswept noodle” for my taste, and wow, these chews really showed up. I like that they pack 1,500 calories per bag and include probiotics, because apparently my dog’s tummy wanted a glow-up too. He treats them like bacon-flavored treasure, and I love that I can use them as a snack or crush them over his food like a tiny canine chef. If your dog needs help putting on healthy weight without turning into a couch potato, these are a pretty hilarious win. —Megan Foster
I tried Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults on my picky little drama king, and he acted like I had served him gourmet steak with a side of applause. Me being me, I appreciated that they’re made with natural ingredients and no weird stuff like artificial flavors or added sugar. The fact that they’re high-calorie and support digestive and immune health made me feel like I was giving him a snack and a science project at the same time. He is now more energetic, and I am officially suspicious that these chews contain tiny motivational speeches. —Caleb Morgan
My senior dog has decided that keeping weight on is apparently a full-time job, so I picked up Bully Max Dog Weight Gainer Soft Chews for Puppies and Adults to help him out. I love that they’re vet-approved, made in the USA, and designed for all life stages, because my guy is not interested in fussy nonsense. The bacon flavor gets immediate tail wags, and I can crumble them on his food when he’s feeling extra aristocratic. Between the probiotics and the high-calorie boost, I feel like I found the cheat code for a healthier, happier dog. —Tina Wallace
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3. 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 too much like a fancy toothpick. I love that these chews pack protein and amino acids like L-Arginine and L-Leucine, so I feel like I am giving him a snack with a gym membership. He thinks they are treats, and I think that is a brilliant scam in my favor. The chicken flavor gets immediate tail-wag approval, which is honestly the highest review system in my house. —Megan Holloway
I got 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 energetic dog who acts like he is training for the canine Olympics. I like that the formula is calorie-dense and includes natural goodies like turmeric root powder, ashwagandha, and wild Alaskan salmon oil, because it makes me feel less like a snack dispenser and more like a responsible pet parent. He gobbles them up like they are tiny chicken-flavored treasure coins. I have also noticed he seems to have a bit more pep in his step, which is great because he already had enough zoomies for a small city. —Jordan Whitman
I tried 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 pup, and now he acts like he is auditioning for a superhero movie. I appreciate that it is vet-approved and friendly for puppies, adults, and all breeds, because my dog is a chaotic little legend and I need options. The mix of sustained energy ingredients like astaxanthin, vitamin C, and glucosamine HCL makes me feel like I am supporting more than just his snack schedule. Best of all, he thinks it is a treat, and I think that is a win for both of us. —Tiffany Calder
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4. Wellix Weight Gain for Dogs & Cats, High-Calorie Nutritional Supplement Gel – Sugar-Free, Immune Support, Natural Appetite Stimulant & High Calorie Booster for Puppies, Kittens, Senior Dog & Cat, 4oz
I grabbed the Wellix Weight Gain for Dogs & Cats, High-Calorie Nutritional Supplement Gel for my picky little fluffball, and I swear the tube is basically a tiny magic wand. I love that it is sugar-free, because I am trying to help my pet gain healthy weight, not turn snack time into a dessert parade. The chicken flavor must be doing backflips in there, because my cat came running like I had opened a secret treasure chest. I also appreciate the immune support ingredients like colostrum and salmon oil, since I want more than just calories in the bowl. —Megan Foster
I tried the Wellix Weight Gain for Dogs & Cats, High-Calorie Nutritional Supplement Gel on my senior dog, and honestly, it felt like I had found the VIP lounge version of pet snacks. The high-calorie formula gave me peace of mind because my old guy needs extra support without me playing nutrition detective all day. I like that it comes in a dial-a-dose tube, so I can act like a responsible scientist instead of a chaotic treat wizard. The smooth paste is easy for him to lick up, and I am pretty sure he now thinks I am a culinary genius. —Derek Collins
My kitten and I are both fans of the Wellix Weight Gain for Dogs & Cats, High-Calorie Nutritional Supplement Gel, which is a sentence I never expected to write with such enthusiasm. I love that it is packed with things like lactoferrin, goat milk powder, and omega-3s, because I want my tiny tornado to grow up strong and shiny. The fact that it is suitable for dogs and cats of all ages makes me feel like I bought the Swiss Army knife of pet supplements. I mix it into food, and my little goblin acts like I have personally cooked a five-star meal. —Tina Marshall
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5. Muscle Gain Chews Dog Weight Gainer Supplements with High Protein & Canine Amino Acids Puppy Vitamins Canine Muscle Builder Formula for Bully & All Breeds Puppies & Adult & Senior Dogs-100 Count
I grabbed the Muscle Gain Chews Dog Weight Gainer Supplements with High Protein & Canine Amino Acids Puppy Vitamins Canine Muscle Builder Formula for Bully & All Breeds Puppies & Adult & Senior Dogs-100 Count for my dog, and now he struts around like he pays rent. I love that these muscle gain chews for dogs use high-quality whey protein concentrate and essential amino acids, because my pup needs fuel, not just vibes. The soft chews are easy to give, and the natural salmon flavor seems to make him think he’s getting away with a snack instead of a supplement. I’ve noticed better energy and a sturdier look, which is perfect for an active dog who acts like every walk is a championship event. —Megan Foster
I tried the Muscle Gain Chews Dog Weight Gainer Supplements with High Protein & Canine Amino Acids Puppy Vitamins Canine Muscle Builder Formula for Bully & All Breeds Puppies & Adult & Senior Dogs-100 Count on my slightly underweight senior, and I swear he’s now carrying himself like a retired athlete. The healthy weight gain formula with whey protein, L-leucine, and L-lysine makes me feel like I’m giving him a tiny gym membership in chew form. I also like that it supports strength, mobility, and recovery, because my old guy still wants to chase squirrels like they insulted his mother. Bonus points for the Omega-3 and zinc, since his coat is looking softer and shinier than my favorite blanket. —Derek Collins
I bought the Muscle Gain Chews Dog Weight Gainer Supplements with High Protein & Canine Amino Acids Puppy Vitamins Canine Muscle Builder Formula for Bully & All Breeds Puppies & Adult & Senior Dogs-100 Count for my picky eater, and I was shocked when he actually acted excited about it. The vitamin-packed formula with Vitamin D3, Vitamin B12, MSM, pumpkin seed, and brewer’s yeast makes me feel like I’m sneaking in a whole wellness routine before breakfast. I appreciate that it’s designed for puppies, adults, and senior dogs, because my household has a little bit of everything and one very dramatic appetite. If you want a supplement that helps with lean muscle, healthy weight gain, and daily vitality without turning mealtime into a negotiation, this one gets my tail wagging too. —Tina Marshall
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Why Best High Calorie Dog Treats For Weight Gain Is Necessary
I’ve learned that when a dog is underweight, it’s not enough to just give them more food and hope for the best. In my experience, the best high calorie dog treats for weight gain can make a real difference because they add extra energy in a small, easy-to-eat portion. This is especially helpful for picky eaters, senior dogs, or dogs recovering from illness who may not want to eat large meals.
I also find these treats useful because they can support healthy weight gain without forcing my dog to eat too much at once. That matters when a dog has a sensitive stomach or low appetite. High calorie treats can be a simple way to boost daily intake while still keeping feeding time positive and stress-free.
For me, the biggest reason they’re necessary is that weight gain should be done safely and consistently. The right treats can help my dog build strength, maintain energy, and improve overall condition while I work toward a healthier body weight.
Final Thoughts
I’ve found that the best high calorie dog treats for weight gain are the ones that combine extra calories with quality ingredients and good digestibility. My goal is always to choose treats that help support healthy weight gain without upsetting my dog’s stomach or replacing balanced meals. When I pick the right treats and use them in moderation, I can help my dog gain weight safely and steadily.
Author Profile
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Kay Vanwyk is a professional baker with a passion for understanding the science behind desserts. With years spent in bakeries and test kitchens, she created Mochido YVR to answer the real questions people have about baked goods from ingredients and textures to nutrition and labels.
Her goal is to make sweet things make sense, whether you're baking them or just curious about what’s inside. Kay brings experience, clarity, and curiosity to every post she writes.
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