Does Dasuquin Cause Diarrhea?

Dasuquin is a joint supplement for dogs that contains glucosamine and chondroitin, among other ingredients. While it is generally considered safe, some dogs may experience side effects such as diarrhea when taking the supplement.

The cause of diarrhea in dogs taking Dasuquin is not well understood, but it is thought to be related to the ingredients in the supplement. Glucosamine and chondroitin, for example, are known to cause stomach upset in some dogs. Additionally, Dasuquin also contains MSM (Methylsulfonylmethane) which may also cause diarrhea in some dogs.

Not all dogs will experience diarrhea when taking Dasuquin. The incidence of diarrhea is relatively rare, and the majority of dogs tolerate the supplement well. However, if your dog does experience diarrhea after taking Dasuquin, it is important to stop giving the supplement and contact your veterinarian for further guidance.

Diarrhea can also be caused by other health issues, such as a food allergy or infection. If your dog is experiencing diarrhea and you are unsure of the cause, it is important to consult with a veterinarian to rule out any underlying health issues.

What are the side effects of Dasuquin for dogs?

Here is a list of some of the most common side effects of Dasuquin for dogs:

  1. Digestive Issues: Some dogs may experience stomach upset or diarrhea when taking Dasuquin. This is typically mild and can be resolved by reducing the dose or giving the medication with food.
  2. Allergic Reactions: A small number of dogs may experience an allergic reaction to the ingredients in Dasuquin. Symptoms can include hives, itching, and difficulty breathing. If you notice any of these symptoms, stop giving your dog the medication and seek immediate medical attention.
  3. Lethargy: Some dogs may experience a decreased level of energy or drowsiness when taking Dasuquin. This side effect is usually temporary and should resolve on its own.
  4. Increased Appetite: Some dogs may experience an increased appetite when taking Dasuquin. This is not typically a cause for concern but should be monitored to ensure that your dog does not become overweight.
  5. Changes in Urination: Some dogs may experience an increase or decrease in the amount of urine they produce when taking Dasuquin. This is not typically a cause for concern but should be monitored to ensure that your dog does not develop a urinary tract infection.

Dasuquin reviews

Dasuquin is a joint supplement for dogs that contains glucosamine, chondroitin, and avocado/soybean unsaponifiables (ASU). It is marketed as a way to help support and maintain the health of dogs’ joints.


  • Dasuquin has been shown in clinical studies to improve joint function and mobility in dogs.
  • The addition of ASU in Dasuquin may provide added benefits in terms of joint health.
  • Dasuquin is available in both chewable tablet and soft chew forms, making it easy to administer to dogs.


  • Dasuquin can be relatively expensive compared to other joint supplements on the market.
  • Some dogs may not like the taste of the chewable tablets or soft chews.

Side Effects:

  • Dasuquin is generally well-tolerated by dogs and side effects are rare.
  • In rare cases, dogs may experience stomach upset or diarrhea when first starting the supplement.


  • Dasuquin is considered safe for dogs when used as directed.
  • Overdose can cause stomach upset and diarrhea.

Drug Interactions:

  • Dasuquin should not be used in conjunction with other joint supplements, as this could lead to an overdose of the active ingredients.
  • Consult your veterinarian before giving Dasuquin with any other medications.


  • Dasuquin is not recommended for dogs with known allergies to shellfish, as the glucosamine in the supplement is derived from shellfish.
  • Pregnant or nursing dogs should not take Dasuquin.

Research and Study:

  • Several studies have been conducted on the effectiveness of Dasuquin for dogs.
  • These studies have shown that Dasuquin can improve joint function and mobility in dogs with osteoarthritis.


  • Other joint supplements for dogs that contain glucosamine and chondroitin are available on the market.
  • Omega-3 fatty acids, anti-inflammatory diets, and physical therapy are other options for managing joint health in dogs.

Can dogs get diarrhea from glucosamine?

Glucosamine is a naturally occurring compound found in the body, and it is commonly used as a supplement to help promote healthy joints and cartilage in dogs. It works by stimulating the production of proteoglycans, which are essential for maintaining the structure and elasticity of cartilage.

However, some dogs may experience diarrhea as a side effect of taking glucosamine. This can happen for a variety of reasons, such as an allergic reaction to the supplement or an intolerance to the ingredients. In some cases, the diarrhea may be caused by an underlying condition that is exacerbated by the supplement.

Diarrhea is not a common side effect of glucosamine. However, if your dog experiences diarrhea after starting a glucosamine supplement, it is important to speak with your veterinarian. They can help determine if the diarrhea is related to the supplement or if there is an underlying condition that needs to be addressed.

If your veterinarian determines that the diarrhea is caused by the glucosamine, they may recommend switching to a different joint supplement or reducing the dosage. Monitor your dog’s diet and make sure they are getting enough water to stay hydrated.


Hannah Elizabeth is an English animal behavior author, having written for several online publications. With a degree in Animal Behaviour and over a decade of practical animal husbandry experience, Hannah's articles cover everything from pet care to wildlife conservation. When she isn't creating content for blog posts, Hannah enjoys long walks with her Rottweiler cross Senna, reading fantasy novels and breeding aquarium shrimp.

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