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Compare supplements

Put up to three ingredients next to each other. See where the evidence, dosing, timing, and tradeoffs differ.

Supplement 1Supplement 2Supplement 3

Measure

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Evidence

Moderate evidence

Common protocol800–1,200 mg/day chondroitin sulfate——

Protocols mapped

1 goal-specific

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Timing

With food, once daily or divided

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Expected effect

Study-specific; commonly several weeks

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Primary uses

Knee-osteoarthritis researchJoint painPhysical function

Watch for

Nausea · Diarrhea

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