4 Best Dog Weight Loss Supplements for Whippets - iHeartDogs.com

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4 Best Dog Weight Loss Supplements for Whippets

| September 15, 2025
iHeartDogs is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no extra cost to you.

If your Whippet is getting thick in the waistline, maybe it’s time to consider one of the best dog weight loss supplements to help them get back in top form! But just what do dog weight loss supplements do? And are weight loss supplements safe for Whippets?

Dog weight loss supplements should always be used under the supervision of your veterinarian. They know what your pup’s ideal weight should be, as well as any conditions or sensitivities your Whippet might have. These supplements are designed to help overweight dogs lose weight by utilizing ingredients such as L-carnitine, inulin, and fiber to enhance digestion, support metabolism, and help dogs feel fuller for longer periods.

In addition to our list of favorites, we’ve compiled answers to some frequently asked questions and outlined key factors to consider when shopping to help you choose the best weight loss supplement for your Whippet.

best weight loss supplements for Whippets

FAQs About Weight Loss Supplements for Whippets

1. Are weight loss supplements safe for Whippets?

Weight loss supplements can be safe for Whippets when used correctly and administered under the guidance of a veterinarian. However, as with any supplement or medication, potential risks and side effects should be considered. It’s important to follow the recommended dosage guidelines and not use the supplements for longer than advised, as overdosing can harm your dog’s health.

Choose weight loss supplements formulated with safe, natural ingredients. Avoid those with fillers, artificial colors, flavors, preservatives, or by-products, as they may pose health risks to your dog.

2. How do weight loss supplements work?

Weight loss supplements for Whippets are designed to support a healthy metabolism, reduce appetite, and promote fat burning. Common ingredients include L-Carnitine, green tea extract, and fiber, all of which help boost metabolism, improve digestion, and increase satiety. These supplements may also address nutrient deficiencies during weight loss to ensure your Whippet remains healthy.

It’s essential to choose a high-quality supplement designed specifically for dogs and consult your veterinarian before starting any supplement regimen.

3. What is the fastest way for a dog to lose weight?

The fastest and healthiest way for a dog to lose weight is through a balanced diet and regular exercise. Start by reducing your Whippet’s calorie intake using high-quality, low-calorie dog food and measuring portions to avoid overfeeding. Always consult your veterinarian before making dietary changes.

Exercise is crucial—daily walks, play sessions like fetch, or other active games will help your Whippet burn calories and stay fit. Treats should be limited or eliminated, as they are a common source of excess calories. Finally, your veterinarian can help you set a safe weight loss goal and create a tailored plan for your dog’s needs.

Remember, weight loss should be gradual. Rapid loss can harm your dog’s health and lead to additional issues.

4. How do I know if my Whippet is overweight?

Several signs may indicate your Whippet is overweight. If you have to press hard to feel your dog’s ribs, it could be a sign they are carrying extra weight. Similarly, if your Whippet lacks a visible waist when viewed from above or has a rounded body shape, they may be overweight.

Other signs include lower energy levels, quick fatigue, or reduced interest in activity. Overweight dogs may also experience breathing difficulties or joint strain due to the added pressure on their bodies. If you’re unsure, it’s best to consult your veterinarian for an accurate assessment and advice on weight management.

5. Can weight loss supplements replace diet and exercise for my Whippet?

No, weight loss supplements cannot replace diet and exercise for your Whippets. While supplements might help support metabolism, reduce appetite, or aid digestion, they should always be used alongside a balanced, portion-controlled diet and regular physical activity. Whippets are naturally lean and active dogs, so maintaining a healthy weight primarily depends on proper nutrition and consistent exercise. Relying only on supplements without managing food intake and exercise is unlikely to lead to safe or lasting weight loss. It’s important to consult your veterinarian before starting any supplement and follow a complete weight management plan tailored to your Whippet’s specific needs.

6. How much should I feed my Whippet to lose weight?

The amount you should feed your Whippet depends on factors such as age, weight, and activity level. In general, a 10–20% reduction in daily calorie intake is recommended for safe and gradual weight loss. This can be achieved by feeding smaller portions or switching to lower-calorie food.

It’s vital to work with your veterinarian to determine the correct feeding amount and ensure that weight loss occurs safely. Increasing daily exercise will further support the process and help your Whippet reach a healthy weight more effectively.

best weight loss supplements for dogs

Buying Guide: How To Choose The Best Weight Loss Supplement For Whippets

Choosing the best weight loss supplement for your Whippet can be challenging, but keeping these factors in mind will help you find the ideal option for your furry one.

Quality Ingredients

Look for a supplement that contains high-quality, natural ingredients that are safe and effective for Whippets. Avoid supplements that contain artificial colors, flavors, preservatives, fillers, or by-products.

Purpose

Different supplements serve different purposes, so choose a supplement designed specifically for weight loss in dogs. Look for supplements that contain ingredients like L-Carnitine, green tea extract, and natural sources of fiber to help support healthy weight loss.

Brand Reputation

Look for a supplement from a reputable brand with a history of producing high-quality dog products. Check online reviews and ratings to see what other pet owners say about the supplement. And don’t forget to ask your vet about dog weight loss supplements, as they most likely have a preferred brand or two.

Supplement Form 

Weight loss dog supplements are available in several forms, including:

  • Capsules or tablets: These are the most common forms of weight loss dog supplements, and they’re easy to administer by adding them to your Whippet’s food or giving them directly.
  • Soft chews: Soft chews are a popular option for dogs who don’t like taking pills. They’re typically flavored and can be given as a treat.
  • Powders: Powders are another option for dog weight loss supplements. They can be mixed into your Whippet’s food and are often flavorless or come in various flavors.
  • Liquid: Some weight loss supplements for dogs are liquid, which can be added to your pup’s water or food. This can be a good option for dogs with trouble swallowing pills.

Regardless of the form, it’s important to follow the instructions on the packaging. Consult with your veterinarian to ensure you’re administering the supplement correctly and appropriately for your Whippet’s specific needs.

Consult With Your Veterinarian

Though we’ve said it before, here’s another reminder to consult with your veterinarian to ensure weight loss supplements are appropriate for your Whippet’s specific needs. And that goes for any new supplement regimen. Your veterinarian can also help you choose the correct dosage and provide guidance on how to monitor your dog’s progress.

Cost

Finally, consider the supplement’s cost and ensure it fits your budget. Note that cheaper supplements may not be as effective, so it may be worth investing in a higher-quality product to get the best results for your dog.

best weight loss supplements for dogs

Best Weight Loss Supplements for Whippets

#1 – SlimPaws Healthy Weight Soft Chews for Dogs 

weight loss supplements for dogs

SlimPaws Healthy Weight Soft Chews offers your dog a natural and gentle way to lose weight using a proprietary Fat Fighter™ Blend that lessens fat build-up, promotes lean muscle mass, improves metabolism, burns fat, and enhances glucose distribution. A special active ingredient that blends Leucine and Pyroidoxine (B6) also stops the conversion of food to fat. On average, dogs who use these soft chews see a twenty percent reduction in body weight in just twelve weeks.

 Key Features 

  • Made with human-grade ingredients like chicken, carrots, blueberries, and flaxseed
  • Formulated for dogs of all sizes
  • Made in the USA with ingredients from the USA and the EU

Pros

  • Natural chicken flavor
  • All natural, human-food-grade ingredients
  • Easy to feed soft chew

Cons

  • Some dogs may experience tummy upset


#2 – Doc Hoag’s Aloe Vera

 

A holistic approach to weight loss, Doc Hoag’s Aloe Vera + Agave Natural Holistic Dog Supplements are high in fiber, prebiotics, antioxidants, and anti-inflammatory properties thanks to organic aloe vera and blue agave inulin. This easy-to-use liquid supports digestive health, improves skin and fur, and soothes anxiety and irritability. Simply add this clear and flavorless liquid to food or water. Sourced and made in the USA.

Key Features

  • Natural and holistic dog supplements for weight loss, gastrointestinal relief, and digestive remedy
  • Blue Agave Inulin provides a palatable source of fiber & prebiotic
  • Clear, odorless, and tasteless
  • Can be used in dogs, cats, and other small animals

Pros

  • Veterinarian-made
  • 100% kosher and organic aloe vera
  • Premium quality, aloin-free, intact polysaccharides
  • Included pump
  • Affordable pricing
  • Grown and made in the USA

Cons

  • May make dry food kibble mushy; better for wet food


#3 – Wolf Spring Liquid Weight Management

weight loss supplements for dogs

Wolf Spring Liquid Weight Management Dog Food Topper ensures every ingredient in their weight loss liquid helps in your dog’s quest to shed some pounds. L-Carnitine supports fat burn, L-Taurine helps energy metabolism, and inulin promotes fullness and good digestive health. Just pour the appropriate dose over your pup’s food to help them on their weight loss journey. And once opened, Wolf Spring can be kept in the fridge for up to three days when serving smaller portions to dogs.

Key Features

  • L-carnitine, L-taurine, and inulin create a powerful fat-burning trio
  • Coconut water boosts hydration and supports heart health
  • Glucosamine helps hips and joints
  • Simply pour over dog food to serve
  • Made in the USA

Pros

  • Formulas are natural and grain-free
  • Aids digestion
  • Delicious natural taste
  • Developed by veterinarians
  • Available in 6, 12, and 24-packs

Cons

  • On the smelly side

Related: Best Salmon Oil Supplements for Dogs


#4 – GNC Pets Advanced Weight Support Dog Supplement

GNC Pets Advanced Weight Support Dog Supplements is designed to help support healthy weight management in dogs. Great for Whippets who don’t like pills or liquids, these soft chews support metabolic function and improve weight management using a special blend of premium ingredients, including white bean extract, digestive enzymes, and probiotics. White bean extract has been shown to help enhance energy, improve stamina, and reduce high cholesterol. And because GNC makes their dog supplements with the same premium ingredients, quality, and care as the products for their parents, you can trust them to deliver a safe product your Whippet will happily eat. This container of 90 chicken-flavored soft chews provides adult dogs with the advanced support they need to complement weight management efforts.

Key Features

  • Made with 500mg of white bean extract to aid energy, stamina, and cholesterol levels
  • Formulated to support metabolic function and improve weight management
  • Wheat-free formula makes digestion easier on sensitive stomachs
  • Essential fatty acids help support healthy skin and coat
  • For adult dogs over a year old
  • Made in the USA

Pros

  • Wheat free with no stimulants
  • Easy to feed
  • Rich in Omega-3 fatty acids
  • Chicken flavor dogs love

Cons

  • Strong odor


best weight loss supplements for dogs

Promote Safe Weight Loss for Your Whippet

Let our list of dog weight loss supplements help you get your Whippet back in shape and feeling good! Along with a healthy diet and plenty of exercise, any of these supplement options can aid your dog in their weight-loss journey. But, as always, talk to your veterinarian before starting any new supplement regimen for your dog.

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