The WelloiledK9

The WelloiledK9

Could Glucosamine Contribute to Dementia

Studies in Humans say yes. But what about Dogs

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WellOiledK9
Oct 08, 2026
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A new study made me stop and look twice at something many senior dogs take every single day:

Glucosamine.

For decades, glucosamine has been one of those almost automatic recommendations for arthritis and aging joints.

But researchers recently published a study in Nature Metabolism looking at glucosamine and Alzheimer’s disease, and what they found is worth paying attention to.

In people with mild cognitive impairment, regular glucosamine use was associated with about a 25% greater risk of progressing to dementia.

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