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evidence · mechanism · dose
Supplements/Compound

Glucosamine Sulfate

Aminosugar for joint health.

Overview

Aminosugar for joint health.

Natural sources
    Common forms

      Mechanism of action

      Substrate for glycosaminoglycan synthesis.

      Pathways

        Effects on the body

        Organ system effects

        Evidence-based benefits

        Reduces OA pain (modest)

        Moderate evidence

        Potential side effects

        Common
        • · GI upset
        Rare
          Serious

            Drug interactions

            No notable interactions reported.

            Supplement interactions

            Pairs well with

            None listed.

            Avoid combining with

            No specific avoidances listed.

            Dosing & bioavailability

            Typical dose
            1500 mg

            Where to buy

            Affiliate-style search links to reputable retailers. We don't endorse specific brands — verify third-party testing (USP, NSF, Informed Sport) before purchase.

            Compound
            Glucosamine …
            Amazon
            Wide selection · fast shipping
            Compound
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            iHerb
            Global delivery · curated brands
            Compound
            Glucosamine …
            Thorne
            Practitioner-grade · NSF tested

            Scientific evidence (8)

            Meta-analysisCochrane · 2005

            Glucosamine sulfate meta-analysis

            Towheed TE, et al.

            25 RCTs

            Key findings

            Modest benefit for OA pain.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Glucosamine Sulfate — Reduces OA pain

            Live PubMed search

            Live results for "Glucosamine Sulfate Reduces OA pain" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Glucosamine Sulfate and "Reduces OA pain". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Glucosamine Sulfate — randomized controlled trial

            Live PubMed search

            Live results for "Glucosamine Sulfate randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Glucosamine Sulfate and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Glucosamine Sulfate — meta-analysis

            Live PubMed search

            Live results for "Glucosamine Sulfate meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Glucosamine Sulfate and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Glucosamine Sulfate — pharmacokinetics

            Live PubMed search

            Live results for "Glucosamine Sulfate pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Glucosamine Sulfate and "pharmacokinetics". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Glucosamine Sulfate — safety adverse events

            Live PubMed search

            Live results for "Glucosamine Sulfate safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Glucosamine Sulfate and "safety adverse events". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Glucosamine Sulfate — dose response

            Live PubMed search

            Live results for "Glucosamine Sulfate dose response" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Glucosamine Sulfate and "dose response". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewGoogle Scholar · 1970

            Google Scholar: Glucosamine Sulfate — clinical evidence

            Live Scholar search

            Cross-database citation index for Glucosamine Sulfate as it relates to "clinical evidence".

            Key findings

            Includes preprints, theses, and journal articles. Useful for tracking citation counts and follow-on work.

            Open study
            Educational use only. This profile is not medical advice. Consult a qualified healthcare professional before starting any supplement, especially if you take prescription medication or have a chronic condition.