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Scored forOutcome alternatives
Natural Factors60 count • 30 servingsAvailable now$15.72$0.52 / serving4.8 · 7,323 ratings
82−5 pts from leader
#22 of 2907 ranked for joint functionLeader · Life Extension, Life Extension, ArthroMax® Advanced, NT2 Collagen™ & ApresFlex®, 60 Capsules — 87
Why this ranks #22 for joint function
- Evidence fitGlucosamine Sulfate and Type II Collagen lead the evidence here, backed by Hyaluronic Acid.
- Dose fit1 of 5 dosed ingredients land in the studied range. Glucosamine Sulfate at 1500 mg lands inside the studied 1500-1500 mg window.
- Price / serving$0.52 per serving — mid price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustStrong trust signals — consistently high marks from verified buyer ratings.
The numbers · Joint function
82
89
90
99
1500 mgIn rangeinside the studied 1500-1500 mg window
15 mgBelow rangebelow the studied 40-2500 mg window
400 mgBelow rangebelow the studied 800-1200 mg window
600 mgBelow rangebelow the studied 1500-3000 mg window
15 mgBelow rangebelow the studied 80-240 mg window
28.5 mg
1.5 mg
330 mg
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