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Scored forOutcome alternatives
21st Century100 count • 100 servingsAvailable now$6.64$0.07 / serving4.7 · 35,976 ratings
86−6 pts from leader
#12 of 2263 ranked for thyroid functionLeader · NaturesPlus, NaturesPlus, Icelandic Kelp, 300 Tablets (150 mg per Tablet) — 92
Why this ranks #12 for thyroid function
- Evidence fitPotassium Iodide is the strongest evidence signal for this outcome.
- Dose fitPotassium Iodide at 150 mcg lands inside the studied 150-1000 mcg window.
- Price / serving$0.07 per serving — low 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 · Thyroid function
86
87
67
99
150 mcgIn rangeinside the studied 150-1000 mcg window
90 mg
130 mg
7.5 mg
1.4 mg
9.6 mcg
45 mcg
15 mg
18 mg
400 mcg
42 mg
24 mg
3.4 mg
700 mcg
1.9 mg
2.4 mg
25 mcg
8 mg
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