SuppScore

Ingredient form · Iodine

Potassium Iodide

Rating
Great
Multiplier
×1
Rank among Iodine
2 of 9
Updated
1 Sept 2026

Part of Iodine

How Potassium Iodide compares

VersusSodium Iodide×1.25Absorbs better in our grading, at ×1.25.VersusIodine×1Graded the same, at ×1.VersusIodine (seaweed)×1Graded the same, at ×1.VersusKelp×1Graded the same, at ×1.

Or see every form ranked by absorption evidence.

Products using Potassium Iodide

Scored products that list it on the label, highest scoring first. Ordering is by SuppScore only. We have no commercial relationship with any brand shown.

Women's Multi 50+

Thorne

Women's Multi 50+

SuppScore 71
Thyroid Complex

Viridian Nutrition

Thyroid Complex

SuppScore 71
Women's Multi 50+

Thorne

Women's Multi 50+

SuppScore 68
Menopause Multinutrient

Biocare

Menopause Multinutrient

SuppScore 68
Menopause Multinutrient

Biocare

Menopause Multinutrient

SuppScore 67
Female Multinutrient

Biocare

Female Multinutrient

SuppScore 66
Basic Nutrients 2/Day NSF-CERTIFIED FOR SPORT®

Thorne

Basic Nutrients 2/Day NSF-CERTIFIED FOR SPORT®

SuppScore 66
Women's ProMulti

DR VEGAN

Women's ProMulti

SuppScore 63
Multivitamin One MF

Seeking Health

Multivitamin One MF

SuppScore 61

References

  1. ods.od.nih.gov
  2. pubmed.ncbi.nlm.nih.gov
  3. pubmed.ncbi.nlm.nih.gov
  4. pubmed.ncbi.nlm.nih.gov

Reviewed by the SuppScore advisory board

Every score on this page is computed from the SuppScore ingredient database using our published scoring rules. Our advisory board maintains those rules and the ingredient data behind them, and takes no payment from the brands whose products are scored.

Meet the advisory board · Last reviewed 1 Sept 2026

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Other Iodine forms

All forms ranked