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Dog Weight Gainers
16,636 Reviews Scanned
1 
Miracle Vet Weight Gaining Chews for Dogs & Cats. 3,000 Calories per Bag. High Calorie Dog Treats for Weight gain & Health.
- EASIER TO USE: Miracle Vet comes in a ready feed soft chew form. Unlike powder products, there is NO shaking, NO stirring, & NO measuring required.
- CONTAINS THE MOST FAT: Miracle Vet contains 50 calories in every chew! Its the fastest and easiest way to add healthy weight to your dog
- CONTAINS PROBIOTICS: The only weight gainer for dogs on the market packed with probiotics. Contains 250 million CFUs (Colony-forming unit) per serving.
- NONE OF THE BAD STUFF: We're dog lovers. That why we only use ingredients that are all-natural, safe, and healthy. NO POLYPROPYLENE (SAFE FOR CATS), NO GLYCERINE, NO ARTIFICIAL COLORS, NO TRANS FATS.
- THE ONLY VET-APPROVED BRAND: All Miracle Vet dog supplements are approved by Dr. Christine Priest DVM. CA, USA. Reviewed for quality, safety, effectiveness. Made using all natural, vet-approved...
ON SALE NOW!2 
Buddy & Lola Weight Gainer for Dogs - Healthy Weight Gainer Supplement for Dogs - Muscle Builder, Injury Recovery, High Calorie Energy & Performance Supplement for All Breeds. Made in The USA
- ESSENTIAL NUTRIENTS TO ADD HEALTHY MASS & SIZE: Our supplement is formulated with essential nutrients and proteins to help your dog gain healthy mass and bulk. Highly recommended for picky eaters...
- MAXIMIZE ENERGY & PROTEIN INTAKE: We understand how important energy and proteins are for building your pet muscle mass. Proteins are also essential for the ongoing development of lean muscles in dogs...
- THE ULTIMATE DOG FOOD SUPPLEMENT: Our weight gainer for dogs is formulated to help improve muscle endurance muscle recovery muscle performance and muscle building. It is also formulated to promote...
- RECOMMENDED FOR PUPPIES & NURSING MOTHERS: Great for a nursing mother and puppies to promote growth and development of body tissue. Helps to support ATP levels normalize blood glucose levels promotes...
- 100% SAFE & PROVEN: We care passionately about your dog’s health and the wellbeing of dogs is our primary motivator. We use this product on our own re-homed dogs with great results. All the...
3 
Rogue Pet Science | Healthy Weight - 0.5 LB Dog & Cat Natural Weight Gaining Supplement | Includes Vitamins, Minerals, & Natural Energy from Whole Eggs, Sprouted Barley, Sweet Potatoes, & Carrot Fiber
- HEALTHY CALORIES: Unlike some competitors, Rogue would NEVER add plant oils, seed oils, grease, sugar or sugar derivatives in order to increase calorie content in a weight gainer.
- PREMIUM PROTEINS: our guaranteed analysis of 43% protein per serving is guaranteed to not be derived from by-products and to be free from preservatives and synthetics.
- QUALITY INGREDIENTS: Healthy Weight is made from the highest quality whole-food ingredients like whole egg, whole sprouted barley, organic carrot fiber, organic sweet potato, and more!
- GUT SUPPORT: Our high-calorie nutritional food topper includes natural vitamins, minerals, pre-biotics, probiotics, and enzymes to help improve your pets digestive system and overall health.
- NO BULL GUARANTEE: There are a lot of companies selling BS products framed to be healthy and “good” for your pet. That’s not us. There should be no risk to you to try our products. If you...
4 
MVP K9 Formula Mass Weight Gainer for Dogs - Helps Promote Healthy Weight Gain, Size and Muscle in Dogs - Great for Skinny, Underweight, Picky Eaters. All Breed Formula, Made in USA (90 Servings)
- MVP K9 Formula Mass Weight Gainer For Dogs is formulated for skinny, underweight dogs to help pack on healthy weight fast. Each serving scoop contains 50% healthy fats for adding mass, 28% whey...
- Works Great for Skinny, Underweight, Picky Eaters - Formula Mass Weight Gainer works great for adding mass and weight on skinny underweight dogs of all breeds. Dogs love the taste which make it great...
- Promotes Muscle Growth & Energy - Each scoop of Formula Mass Weight Gainer contains whey protein and Creapure that have been proven scientifically to help support muscle growth.
- No Fillers, No Salts, No Sugars - Formula Mass Weight Gainer contains useless fillers or additives, just the key ingredients for helping improving weight gain and size in your dog.
- Weight Gain Results Guaranteed - We stand behind our product 100%. Read our review from satisfied customers. MVP K9 cares about our customers and want you to get the results you're seeking. With that...
5 
Muscle Bully Gains - Mass Weight Gainer, Whey Protein for Dogs (Bull Breeds, Pit Bulls, Bullies) Increase Healthy Natural Weight, Made in The USA (45 Servings (Trial Size))
- WANT TO ADD MASS FAST ON YOUR SKINNY BULLY? Muscle Bully GAINS is a powerful, Healthy and Effective Nutritional supplement that is designed to help skinny, scrawny dogs pack on HEALTHY MASS. This...
- RECOMMENDED FOR: SKINNY, UNDERWEIGHT, SCRAWNY, SMALL, PUNY Dogs & HARD KEEPERS! Great for Pitbulls, American Bullies, American Bulldogs, English Bulldogs, Exotic Bullies, Bull Terriers, French...
- EASY TO USE & MORE AFFORDABLE THAN EXPENSIVE VETERINARIAN DIETS. Veterinarian diets can be expensive, time consuming and may not work. When you combine Vet visit fees, expensive designer foods and...
- We Use HIGH QUALITY INGREDIENTS For Adding On Healthy MASS! Muscle Bully GAINS not only assists with adding Muscle but also supports Muscle Recovery, Muscle Endurance, Bone Density, Moisturizing Skin...
- SATISFACTION GUARANTEED! We’re extremely confident if our product from field tested proven Results on everyday dogs to Show Ring National Champions. Putting on Healthy weight the right way takes...
ON SALE NOW!6 
Weight Gain Supplement, Helps Recovery From Injury and Builds Muscle, Multi Benefit, Helps Maintain Healthy Joints, Conditions Skin and Coat. Sweet Bacon Flavor Powder, 1.75 pounds, Made In The USA
- If your dog has been ill or injured and in recovery, building its muscle up will be aided by using PET CARE Science’s Canine Weight gainer. The ingredients have multi benefits perfect for recovery...
- Perfect supplement for conditioning show dogs, muscle dogs and all working breeds. If your dog needs protein to build muscle mass then use a scoop of PCS Dog Weight Gainer powder as directed to your...
- Contains Multi Benefits: Weight gainer, muscle builder, anti-inflammatory, high amino acid and vitamin content. Helps maintain healthy joints, conditions skin and coat.
- Made in the USA: 100% American made
- 100% Money Back Guarantee: Cast Iron guarantee from a brand you can trust. Any problems ? Just contact us and we will sort it out !
7 
Miracle Vet High Calorie Dog Food For Weight Gain - 600 Calories Per Cup (Most In The World) - Veterinarian Approved For All Ages (Works For Puppies, Adults, and Senior Dogs). High Protein, High Fat.
- CONTAINS THE MOST CALORIES (OUT OF ALL BRANDS WORLDWIDE): 600 Calories per cup. That's more than any other dog food in the world. This high calorie dog food is ideal for adding healthy weight to your...
- LASTS LONGER THAN OTHER BRANDS: With 600 calories per cup, 31% Protein, & 25% Fat, your dog will eat half the food to meet their daily requirements. A bag of Miracle Vet lasts an average of 47% longer...
- IMPROVES HEALTH AND WEIGHT FASTER: No other dog food contains more calories, and no other food or weight gainer will add weight to your dog faster. Delivers results in as little as 24 hours.
- NONE OF THE BAD STUFF: Made in the USA with ingredients sourced in the USA. 100% natural ingredients, NO fillers, NOTHING artificial. Just premium USA sourced ingredients.
- BETTER RATED: Miracle Vet high calorie dog food received a 5/5 Star rating from third party dog food experts
8 
Buddy & Lola Weight Gainer for Dogs (90 Servings) Healthy Weight Gainer Supplement for Dogs. Muscle Builder, Injury Recovery, Energy & Performance Supplement for All Breeds. Made in The USA
- ESSENTIAL NUTRIENTS TO ADD HEALTHY MASS & SIZE: Our supplement is formulated with essential nutrients and proteins to help your dog gain healthy mass and bulk. Highly recommended for picky eaters,...
- MAXIMIZE ENERGY & PROTEIN INTAKE: We understand how important energy and proteins are for building your dog's muscle mass. Proteins are also essential for the ongoing development of lean muscles in...
- THE ULTIMATE DOG FOOD SUPPLEMENT: Our weight gainer for dogs is formulated to help improve muscle endurance, muscle recovery, muscle performance, and muscle building. It is also formulated to promote...
- RECOMMENDED FOR PUPPIES & NURSING MOTHERS: Great for a nursing mother and puppies to promote growth and development of body tissue. Helps to support ATP levels, normalize blood glucose levels,...
- 100% SAFE & PROVEN: We care passionately about your dog’s health and the wellbeing of dogs is our primary motivator. We use this product on our own re-homed dogs with great results. All the...
9 
Lexelium Weight Gainer and Appetite Stimulant for Cats and Dogs | 100% Natural Pet Supplement | Helps Add Weight, Stimulate Appetite, and Build Muscle | Helps Pets with Protein | No Toxic Ingredients
- Clinically Supported Ingredients: Every Ingredient We Use Has Medical Evidence That Can Be Found On Our Website
- All-Natural Weight Gainer and Appetite Stimulant: This product is perfect for dogs and cats that want to gain an increased appetite and weight
- Powder Form: Mixes Easily With Wet and Dry Food + All ingredients sourced and manufactured in USA
- Multi Pet Convenient: For dogs and cats alike. Perfect for those coming off of surgery
- 100% Satisfaction Guaranteed: If you are not happy with the product, contact us within 30 days and we will give you a full refund
10 
Dyne High Calorie/Weight Gainer Liquid for Dogs, 32 oz
- Dyne liquid nutritional supplement provides additional calories for active Dogs and puppies needing extra nutrition
- It delivers critical nutrition to help nursing mothers keep up with their new puppies
- High in fat, Dyne helps Your Dogs recover from illnesses and injuries more quickly and comfortably
- Enhanced with added vitamins to ensure Your dog is getting adequate nutrition, Not just empty calories
- The highly palatable vanilla flavor makes our high calorie liquid supplement the Easy way to improve nutrition for even the pickiest pups
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Our Promise to You
We receive a lot of questions about what products we recommend, especially the products on this page. Questions like:
- What is the best Dog Weight Gainers for , for or even ?
- What is the best Dog Weight Gainers to buy?
- What is the best Dog Weight Gainers to buy on the market?
- or even What is the most affordable (most budget friendly, cheapest or even most expensive!!!) Dog Weight Gainers?…
All of these above questions make purchase decisions difficult. We know the feeling because we used to be in this weird situation when searching for these items.
Before deciding to buy anything, make sure you research and read the reviews from trusted sources. Luckily, we use incredibly smart and complicated AI to help find great products. We use our own custom algorithms to generate lists of the best brands and give them our own approval rating to rank from 1st to 10th.
You can see the Dog Weight Gainers of above. This list is updated regularly, so you can be sure that the information provided is up-to-date.
You may read more about us to learn how we support this site. Don’t hesitate to contact us if something is incorrect or provides misleading information.
Last update on 2021-04-17 / Images from Amazon Product Advertising API
About the Author Debbie
Being a dog parent has never felt this good. Here at Long Live Dog, finding the best essentials for your dog is our top concern. My mission is to provide information and latest updates, especially about best dog products, to dog owners and lovers alike.
