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Synovi G3® Soft Chews for dogs packaging.

Synovi G3® Soft Chews



Joint health, mobility and free radicals



Soft Chew

Active Ingredient

Active Ingredients:

Glucosamine HCI (shellfish), methylsulfonylmethane (MSM), creatine monohydrate, Perna canaliculus (green-lipped mussel), proprietary blend of dicalcium phosphate, citrus bioflavonoids, ascorbic acid (vitamin C), manganese sulfate, grape seed extract, zinc sulfate and alpha lipoic acid, eicosapentaenoic acid (EPA), docosahexaenoic acid (DHA), selenium (as L-Selenomethionine), D-Alpha tocopheryl acetate (vitamin E)


Synovi G3® Soft Chews provide a joint health formulation combining key compounds that can help support joint function and flexibility in dogs. The benefits of the Synovi G3® formulation include:

  • Glucosamine HCl, green-lipped mussel and omega-3 fatty acids provide joint support.
  • Creatine monohydrate provides muscle tone assistance.
  • MSM, vitamin C and vitamin E help healthy antioxidant performance.

With more than 300 million doses sold1, Synovi G3® contains the Synovi ® matrix of joint health agents to help maintain a dog’s joint function and flexibility in an easy-to-administer, palatable chicken-liver soft chew. Synovi G3® has been used by veterinarians for more than a decade and can complement a multimodal management plan as dogs age.

CAUTIONS: Safe use in pregnant animals or animals intended for breeding has not been proven. If lameness worsens, discontinue use and contact your veterinarian. Administer during or after the animal has eaten to reduce incidence of gastrointestinal upset.

WARNINGS: For animal use only.  Keep out of the reach of children and other animals.  In case of accidental overdose, contact a veterinarian immediately.


  • Joint health
  • Mobility
  • Free radicals


What are the active ingredients in Synovi G3®?

Per 7.2-gram soft chew:

  • 450 mg glucosamine HCI (shellfish)
  • 400 mg methylsulfonylmethane (MSM)
  • 250 mg creatine monohydrate
  • 150 mg Perna canaliculus (green-lipped mussel)
  • 132 mg proprietary blend of dicalcium phosphate, citrus bioflavonoids, ascorbic acid (vitamin C), manganese sulfate, grape seed extract, zinc sulfate and alpha lipoic acid
  • 9 mg eicosapentaenoic acid (EPA)
  • 6 mg docosahexaenoic acid (DHA)
  • 10 mcg selenium (as L-Selenomethionine)
  • 25 IU D-Alpha tocopheryl acetate (vitamin E)
What are the packaging specifications for Synovi G3® Soft Chews?

Synovi G3® 120 ct. soft chews

Synovi G3® 240 ct. soft chews

What is the National Animal Supplement Council (NASC) Quality Seal found on Synovi G3® and all Bayer supplements?

The Seal of Quality is a way for consumers to know the product they are buying comes from a reputable manufacturer that voluntarily complies with the standards set forth by the National Animal Supplement Council (NASC).  
The NASC is a nonprofit trade organization dedicated to protecting and enhancing the health of companion animals and horses throughout the United States.  Their mission is simple: To promote the health and well-being of non human food chain animals that are given animal health supplements, by establishing federal and state regulations that are fair, reasonable, responsible and nationally consistent.

Charts & Tables

What are the dosing and frequency guidelines for Synovi G3®? 

Synovi G3® can be given during or after mealtime. The recommended dosage for dogs is:

  Weight  Number of chews  
  5 to 15 lbs. ½ chew every other day  
  16 to 30 lbs. ½ chew daily  
  31 to 60 lbs. 1 chew daily  
  61 to 100 lbs.  2 chews daily  
  Over 100 lbs. 2 ½ chews daily  

1Data on file. Elanco.

Synovi G3 and Synovi are registered trademarks of Elanco or its affiliates.

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