Is Glucosamine Effective?

Initial research (mostly done with glucosamine sulfate) was almost uniformly positive. However, later research has shed some doubt on the effectiveness of glucosamine. At this point, it is not entirely clear if the supplement really does work for arthritis.
(Click Does Glucosamine Work? for more information.)

Dosing Information

Dietary supplements usually lack clear, evidence-based dosing information. However, the recommended dose for glucosamine has been clearly established.
(Click Glucosamine Dosage for more information.)

Are There Side Effects?

Most studies show that glucosamine does not cause any more side effects than a placebo (a "sugar pill" with no active ingredients). However, a few side effects may be attributed to it, such as:
(Click Glucosamine Side Effects to learn more, including potentially serious side effects you should report immediately to your healthcare provider.)

Drug Interactions

Glucosamine may interact with some medications (see Glucosamine Drug Interactions).
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Glucosamine Supplement Information

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