The effectiveness and safety of glucosamine use

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• While glucosamine sulfate has been studied for treatment of arthritis, there's no clinical evidence to support the use of N-acetyl glucosamine in treating arthritis;
• While study results are mixed, glucosamine sulfate might be worth a try;
• However, the combination therapy did not have enough evidence to be superior to placebo;
• In supplement form, glucosamine is harvested from shells of shellfish or made in a lab;
• Twenty-six articles describing 30 trials met our inclusion criteria and were included in the meta-analysis;
• When considering glucosamine, read product labels carefully to make sure you choose the correct form.