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Scored forOutcome alternatives
Nature's Life240 count • 120 servingsAvailable now$17.45$0.15 / serving4.7 · 181 ratings
71−7 pts from leader
#10 of 2393 ranked for muscle weaknessLeader · Solaray, Solaray, Vitamin D3 + K2, 60 VegCaps — 78
Why this ranks #10 for muscle weakness
- Evidence fitVitamin D has moderate human evidence for this outcome.
- Dose fitVitamin D at 1000 IU lands inside the studied 1000-5000 IU window.
- Price / serving$0.15 per serving — low price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustMixed trust signals — ratings are positive but the base is limited.
The numbers · Muscle weakness
71
78
67
99
1000 IUIn rangeinside the studied 1000-5000 IU window
60 mg
5000 IU
300 mcg
10 mg
120 mcg
30 IU
20 mg
6 mcg
20 mg
2 mg
1.7 mg
35 mcg
100 mcg
1.5 mg
25 mcg
15 mg
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