SAFE

Chondroitin sulfate

Chondroitin sulfate (GAG from cartilage)
Possibly Safe V2 Verified Specialty Bioactives
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PubMed Studies
213
PubChem CID
About

Glycosaminoglycan from bovine, porcine, or marine cartilage. Used for osteoarthritis, particularly in combination with glucosamine. Inhibits inflammatory enzymes and promotes proteoglycan synthesis.

How it works (mechanism of action)

Acts on cellular signalling pathways relevant to the documented clinical indications. Contains bioactive compounds with enzyme-modulating, receptor-binding, or antioxidant properties studied in peer-reviewed literature.

📊 Effectiveness
Osteoarthritis pain
Evidence Grade B · 38 studies · n=7,800
Possibly Effective

Evidence grades: A=Strong RCT evidence · B=Good clinical trials · C=Limited trials · D=Preliminary/traditional

👥 Safety by Population
PopulationSafety RatingMax Safe Dose
GeneralPossibly safeNot established
PregnancyPossibly safeNot established
ElderlyPossibly safeNot established
🚫 Contraindications & Warnings

Anticoagulant interaction: structural similarity to heparin — mild anticoagulant activity. Warfarin: INR increase reported. Shellfish/bovine source considerations. Allergy to source material. Generally well tolerated at recommended doses.

🏷️ Other Names
Chondroitin sulfate (GAG from cartilage)
Updated: 2026-04-11
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