Glucosamine Questions and Answers

by Melissa Chichester

Glucosamine is one of the most well-known supplements used to support and promote joint health.**

Scientifically studied as one of the building blocks in cartilage, it supports mobility and flexibility.** Today, we’re asking some of the biggest questions we receive about glucosamine, one of our most popular supplements.

What is glucosamine?

Glucosamine is a compound classified as an amino sugar that naturally occurs in connective tissues. This includes joint fluids and cartilage. 

Are there any food sources of glucosamine?

Animal cartilage and marine shells are the primary sources of glucosamine. Bone broth may also contain glucosamine. Typically, Americans cannot consume enough glucosamine through diet alone. 

>>Bone Broth: What It Is and How to Make It

Where does glucosamine come from?

Glucosamine supplements are typically made by harvesting shells from shellfish. Typically, glucosamine is made from crab, lobster, and shrimp shells. Glucosamine can also be made in a lab. 

Are there any vegetarian-friendly forms of glucosamine?

If you don’t want to consume shellfish or are allergic to it, there are vegetarian forms of glucosamine. 

Can children take glucosamine?

It is not recommended that children take glucosamine. Physicians might recommend glucosamine for children with juvenile arthritis. A pediatrician should always be consulted about supplements for your child. 

How fast does glucosamine work?


This is one of the most popular questions about supplements! Everybody is different, so depending on the dose and frequency of taking glucosamine, effectiveness can vary from one individual to another. Glucosamine is a cumulative supplement and takes time to build up in the body and is recommended to take it daily.

What dose of glucosamine is recommended daily?

The American Academy of Family Physicians states “Patients should be advised to take 1,500 mg of glucosamine daily, either once daily or in divided doses, three times daily,” based on scientific studies. Because your personal healthcare practitioner is familiar with you and your health, it is best to seek out a professional recommendation for your personal health.

Can my dog take glucosamine?

Dogs have joints too! Many veterinarians recommend a joint supplement, such as glucosamine, to keep pets comfortable in overtime. If you think your dog could benefit from a joint support supplement, speak with your veterinarian about whether or not glucosamine would be helpful. Cats can also take glucosamine.

>>5 Health and Behavioral Changes in Senior Dogs

I don’t like taking pills. Does glucosamine come in other forms? 

Like other supplements, glucosamine comes in different forms, including convenient liquid glucosamine that is easy to mix into any drink. Glucosamine cream can also be applied topically and absorbed through the skin. 

>>Shop our glucosamine supplements

Individual results may vary

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