Joint Health
Glucosamine Sulfate
Also known as: Glucosamine
A
Evidence
The most studied form for joint health. Building block for cartilage. Works over weeks-months.
Primary uses
- Joint health
- Cartilage support
- Osteoarthritis
How it works
- Provides building blocks for cartilage
- May slow cartilage degradation
- Anti-inflammatory effects
Dosage
- Typical range
- 1500mg daily (often split)
- Timing
- With or without food
- With food
- Optional (may reduce GI)
- Duration
- 3-6 months for effect
- Special populations
- Osteoarthritis, joint wear
Forms
- Sulfate crystalline
- HCl
Safety
Common side effects
- Mild GI upset
- Headache
Contraindications
- Shellfish allergy (if derived from shellfish)
Evidence notes
Well-studied for OA, sulfate form preferred
Grade A: Multiple well-designed human trials support the main claims.
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