Iodine-Rich Foods: A Complete Guide (Sea Moss Included)

Iodine is an essential mineral your body cannot produce on its own — it has to come from food. Sea moss is one source, but it's far from the only one. Here's a full picture of iodine-rich foods and where sea moss fits in.* Informational only — not medical advice. Consult your healthcare provider if you have a thyroid condition.

Why Iodine Matters

Your thyroid uses iodine to produce thyroid hormones, which regulate metabolism, energy, and body temperature. Inadequate iodine intake can affect thyroid function over time.* Iodine needs vary by life stage — pregnant and breastfeeding women generally need more.*

Iodine-Rich Foods

• Seaweed and sea vegetables: Kelp, nori, dulse, and sea moss are among the most concentrated natural food sources of iodine. Content varies significantly by species and origin.*
• Seafood: Cod, shrimp, and other seafood provide meaningful iodine.*
• Dairy: Milk and yogurt contain iodine, largely due to iodine-based sanitizers used in dairy processing.*
• Eggs: A moderate source, primarily from the yolk.*
• Iodized salt: The most common dietary iodine source in the U.S. — fortified specifically to prevent deficiency.*

Where Sea Moss Fits

Sea moss is a naturally iodine-rich whole food — no fortification needed, just what's present from its ocean environment.* For people who avoid iodized salt, dairy, or seafood, sea moss can serve as an alternative whole-food iodine source.* Content varies by species and harvest batch, which is part of why sourcing transparency matters.

The Important Caution

Iodine has a U-shaped safety curve — both too little and too much can affect thyroid function.* If you have a diagnosed thyroid condition, particularly hyperthyroidism or autoimmune thyroid disease, consult your healthcare provider before adding concentrated iodine sources like sea moss or seaweed to your routine.* This applies to any iodine-rich food, not just supplements.

Getting Iodine From Whole Foods

For most people without thyroid conditions, incorporating a variety of iodine sources — iodized salt in cooking, occasional seafood, dairy, and whole foods like sea moss — covers typical dietary needs without needing to track it precisely.*

Browse our sea moss gels and capsules — wildcrafted, whole-food iodine source.

*These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before use, especially if you have a thyroid condition.