Pro-Treat Lamb Liver

Pro-Treat Lamb Liver

To make Stewart Pro-Treat lamb liver treats we use lamb from New Zealand or the US. Freeze drying at our facility locks in flavor and nutrition. Rest assured that we follow the strictest safety standards in making Pro-Treats.


Whether they’re playing or working to learn new tricks and skills, all breeds and sizes love the taste of Stewart liver treats for dogs. It’s the reason why Pro-Treats are preferred by trainers. We make rewarding your dog more rewarding.


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Product Description

Stewart Pro-Treat Lamb Liver Dog Treats

Made in The USA Using All Natural Ingredients


Treat your dog with love and excitement. With lamb liver as the only ingredient, Stewart Liver Treats for dogs are pure, all-natural, healthy and lean. You won’t find grain, gluten, artificial colors or flavors in Stewart Pro-Treat liver treats. Packed with nutritious liver, these treats will become your dog’s new favorite.


  • Single-ingredient liver treat
  • Pro-Treats are gently processed
  • Manufactured in small batches in the USA
  • Lamb raised in New Zealand provides lean protein
  • Grain free, gluten free, soy free
  • Dog treats with no artificial anything
  • Resealable tub keeps treats fresher longer
  • All natural and crazy delicious
  • Fresh flavor holds dogs’ interest
  • High in Omega 3 fatty acids for healthy skin and coat
  • Easy to digest; even for dogs with food sensitivities
  • Pro-Treat liver treats are available in a wide range of flavors
  • The liver treat favored by groomers and breeders
  • Trust our decades of experience in premium liver treats

Nutrition Information



100% Pure Lamb Liver


Guaranteed Analysis


  • Minimum Protein 50%
  • Minimum Fat 5%
  • Maximum Fiber 2%
  • Maximum Moisture 10%


Calories Calculated


  • 4821 ME Kcal/Kg or 5 Kcal per gram
  • Treats should take up no more than 10% of total daily caloric intake.

Feeding Guidelines

May be fed three times daily.


Daily feeding based on dog’s weight:


By Weight 10 – 30 lb 30 – 60 lb Over 60 lb
Number of Treats 1 – 2 2 – 4 4 – 6

Serving Instructions

Convenient diced reward size pieces are intended for intermittent or supplemental feedings.


Have a bowl of fresh water available to your dog at all times.

Available Varieties & Sizes

Our all natural, freeze dried lamb liver treats are available in the following sizes:


  • Tub: 3 oz., 16.8 oz.
  • Resealable Pouch: 3oz.



Our single ingredient, freeze dried Pro-Treats are available in seven other irresistible varieties.
Click on each one to learn more.


Beef Liver | 100% Pure Beef Liver

  • Tub: 2 oz., 4 oz., 14 oz., 12 oz., 17.5 oz., 21 oz.
  • Resealable Pouch: 2 oz., 4 oz., 12 oz.


Chicken Breast | 100% Pure Chicken Breast

  • Tub: 3 oz., 11.5 oz., 14.8 oz.
  • Resealable Pouch: 3 oz., 11.5 oz.


Chicken Liver | 100% Pure Chicken Liver

  • Tub: 1.5 oz., 3 oz., 11.5 oz.
  • Resealable Pouch: 3 oz., 11.5 oz.


Duck Liver | 100% Pure Duck Liver

  • Tub: 3 oz.


Cheddar Cheese | 100% Real, Reduced Fat Cheddar Cheese

  • Tub: 4.2oz., 20 oz.
  • Resealable Pouch: 4oz.


Pork Liver | 100% Pure Pork Liver

  • Tub: 2 oz., 4 oz., 12 oz.


Turkey Liver | 100% Pure Turkey Liver

  • Tub: 1.5 oz., 3 oz., 11.5 oz.
  • Resealable Pouch: 3 oz.
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