A standard American-like diet caused osteoarthritis in mice by changing the composition of the gut microbiome which was reversed by a prebiotic.

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Does microbiome composition drive osteoarthritis?

A standard American-like diet caused osteoarthritis in mice by changing the composition of the gut microbiome and subsequently increasing inflammation. The osteoarthritis was reversed by a prebiotic, called oligofructose.

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Just reducing inflammation with the prebiotic was enough to protect joint cartilage from degeneration, supporting the idea that inflammation and not just biomechanical forces drive osteoarthritis and joint degeneration.