SubEx
Glucosamine·Manage blood sugar·finding 20 of 20
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★☆☆Contested — the evidence disagrees with itself, or the finding carries a caution. A caution or conflict always shows one star, however strong the sources are.

Metabolic & weight · not established · contested

Three of sixteen reacted, all with glucose trouble nobody had spotted

Sixteen people with osteoarthritis drank glucose with and without 1,500 mg of glucosamine sulfate. Three showed a rise; thirteen did not, and insulin was unchanged.

What the study found

Three of sixteen showed a glucose rise, none knowing they were at risk

Sixteen people with osteoarthritis drank glucose with and without 1,500 mg of glucosamine sulfate. Three, whose glucose intolerance had never been diagnosed, showed a rise; thirteen did not, and insulin was unchanged. Clinical guidelines cite this study when they raise the possibility.

The caveat · Spotted only after the study began

Three people identified after the study began is a hypothesis rather than a finding, and the authors hedge their own conclusion accordingly. It was one dose alongside a 75 g glucose load, with no placebo group described. Larger reviews of fasting glucose over months and years find no such effect.

What we don't know

Three people identified after the study began is a hypothesis rather than a finding, and the authors hedge their own conclusion accordingly. It was one dose alongside a 75 g glucose load, with no placebo group described. Larger reviews of fasting glucose over months and years find no such effect.