18 Foods Rich in Iodine and Their Benefits for Your Health

You know the ocean gives more than just waves—it hides treasure in its depths, treasures like iodine-rich foods that keep your body balanced. Should you have ever felt sluggish or foggy, low iodine could be the silent culprit, but the fix could be as simple as your next meal. From crispy seaweed to creamy yogurt, nature packs these superheroes with perks for your thyroid, brain, and energy. Ready to see which everyday foods can turn the tide for your health?

Seaweed

Seaweed is one of the best natural sources of iodine, a nutrient your thyroid needs to function properly. You’ll find it in varieties like nori, kombu, and wakame—each packed with unique health benefits. Just a small serving can boost your iodine levels, supporting metabolism and energy.

It’s also rich in antioxidants, which help fight inflammation. In case you’re new to seaweed, start with mild options like nori in sushi or sprinkle dried flakes on salads.

Since iodine content varies, moderation is key—too much can backfire. Adding seaweed to your diet is an easy way to nourish your thyroid and overall health.

Shrimp

Should you enjoy seafood, shrimp is another great way to get your daily iodine while keeping meals tasty and versatile. Packed with nutrients, shrimp supports thyroid health and adds a savory twist to your plate. Here’s why shrimp stands out:

  1. Iodine-rich: A 3-ounce serving provides about 10% of your daily iodine needs.
  2. Versatile in shrimp recipes: Grill, sauté, or toss into salads for quick, healthy meals.
  3. Multiple shrimp varieties: Choose from tiger, white, or rock shrimp—each with unique flavors and textures.
  4. Low-calorie protein: Perfect for balancing nutrition without excess calories.

It’s a delicious, easy win for your health.

Tuna

Because it’s packed with protein and nutrients, tuna is another powerhouse regarding iodine-rich foods. You’ll get a solid dose of iodine to support your thyroid, along with omega-3s for heart health.

Canned tuna is convenient, but fresh or frozen options work too. Try simple tuna recipes like salads or grilled steaks to keep meals interesting. Just watch portion sizes—some types, like albacore, have higher mercury levels.

Opt for skipjack or light tuna for safer choices. While shopping, look for brands committed to tuna sustainability to protect ocean health. It’s a win for you and the planet.

Eggs

Eggs pack a surprising amount of iodine, especially in the yolk, making them a simple way to boost your intake.

They’re also loaded with protein and other nutrients like vitamin D, which supports your overall health.

Adding eggs to your diet can help keep your thyroid functioning well while giving you energy for the day.

Nutrient Content in Eggs

Though they’re small, eggs pack a serious nutritional punch, especially at the time of iodine—a key nutrient for thyroid health.

They’re also loaded with other essentials your body craves, making them a standout choice for balanced eating. Should you be exploring egg alternatives, know that few match their nutrient absorption power.

Here’s what a single egg offers:

  1. Iodine: Supports thyroid function and metabolism.
  2. Protein: Builds muscle and keeps you full longer.
  3. Vitamin D: Strengthens bones and boosts immunity.
  4. Choline: Aids brain health and memory.

Eggs deliver big benefits in a tiny package, no fuss needed.

Health Benefits of Eggs

Should you be seeking a simple way to boost your health, eggs are a powerhouse you don’t want to overlook. Packed with egg nutrition, they’re rich in protein, vitamins, and iodine, supporting your thyroid and energy levels.

Their choline content sharpens your brain, while antioxidants like lutein protect your eyes. Easy to cook, egg recipes fit any meal—scrambled for breakfast, boiled for snacks, or poached for salads.

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They’re affordable, versatile, and keep you full longer. Plus, their amino acids help repair muscles. Whether fried or baked, eggs deliver big benefits without fuss. Just crack and enjoy!

Prunes

Prunes mightn’t be the initial thing you consider at the time it comes to iodine-rich foods, but these dried plums pack a surprising nutrient punch.

They’re not just for digestion—prune benefits include supporting thyroid function by aiding iodine absorption. Here’s why you should add them to your diet:

  1. Iodine boost: A small serving helps meet your daily iodine needs.
  2. Fiber-rich: Keeps your gut healthy while enhancing nutrient uptake.
  3. Antioxidants: Protect cells and improve overall wellness.
  4. Easy to enjoy: Toss them in oatmeal, salads, or eat them solo for a quick snack.

Milk

Milk’s more than just a breakfast staple—it’s a powerhouse for iodine, a mineral your thyroid desperately needs to keep your energy and metabolism on track. Regardless of whether you prefer whole, skim, or plant-based, milk benefits vary but all contribute to your iodine intake. Here’s a quick breakdown:

Milk VarietyIodine Content (per cup)
Cow’s milk~56 mcg
Goat’s milk~50 mcg
Almond milk~2 mcg (fortified)
Soy milk~5 mcg (fortified)

Choose wisely—your thyroid will thank you. Stick to dairy for the biggest iodine boost, but check labels in case you’re going plant-based. Small sips, big rewards!

Yogurt

Yogurt isn’t just a creamy snack—it’s another solid source of iodine, packing a punch for your thyroid health. With probiotic benefits, it supports gut health while keeping your iodine levels steady. You can enjoy it plain, blended into smoothies, or as a base for savory dips.

  1. Boosts thyroid function – Iodine in yogurt helps regulate hormones.
  2. Supports digestion – Probiotics keep your gut balanced.
  3. Versatile in meals – Use it in yogurt recipes like parfaits or tzatziki.
  4. Easy to add daily – A quick spoonful fuels your body with nutrients.

Stir it into your diet for a tasty health upgrade.

Cheese

Cheese isn’t just a delicious addition to meals—it’s also a dependable way to keep your iodine levels strong. Different cheese varieties, like cheddar, mozzarella, and Swiss, pack a solid iodine punch, helping your thyroid function smoothly.

You can easily add them to cheese recipes, like melts, salads, or omelets, for a nutrient boost. Since iodine supports metabolism and energy, choosing cheese as a snack or meal topper is a smart move.

Just watch portion sizes—cheese is rich, so a little goes a long way. Pair it with whole grains or veggies for a balanced, iodine-friendly meal.

Iodized Salt

Iodized salt is a simple way to boost your iodine intake, helping support thyroid health and prevent deficiencies. You’ll get the most benefit by using it in moderation—just a pinch in cooking or at the table does the trick.

Check labels to verify you’re buying iodized varieties, as not all salts contain this essential nutrient.

Benefits of Iodized Salt

Adding a pinch of iodized salt to your meals does more than just improve flavor—it’s a simple way to protect your thyroid and overall health.

Iodine importance can’t be overstated—it helps your body produce hormones that regulate metabolism and energy. Should you be wary of sodium, there are salt alternatives like seaweed or fortified foods, but iodized salt remains the easiest fix.

  1. Supports thyroid function – Keeps hormone levels balanced.
  2. Prevents deficiency – Reduces risks like goiter or fatigue.
  3. Boosts brain health – Critical for cognitive development.
  4. Accessible & affordable – A tiny dose offers big benefits.

Proper Usage Guidelines

While iodized salt is an easy way to meet your iodine needs, using it correctly guarantees you get the benefits without overdoing it.

Sprinkle it lightly on meals after cooking—heat can reduce iodine absorption. In case you’re at risk for iodine deficiency, aim for about ½ teaspoon daily, but check with your doctor initially.

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Store it in a cool, dry place to keep the iodine stable. Don’t rely solely on salt; pair it with other iodine-rich foods like fish or dairy.

Too much can backfire, so balance is key. Small changes assure you stay healthy without going overboard.

Turkey Breast

Turkey breast isn’t just a lean protein—it’s also a solid source of iodine, which your thyroid needs to keep your energy and metabolism running smoothly.

Packed with turkey nutrition, it’s a versatile ingredient you can easily add to your meals. Here’s why it’s a smart choice:

  1. Supports thyroid health: Iodine helps regulate hormones.
  2. High in protein: Keeps you full and fuels muscle repair.
  3. Low in fat: A heart-friendly option for balanced diets.
  4. Easy to cook: Works in countless turkey recipes, from salads to stir-fries.

Enjoy it grilled, baked, or sliced for a nutrient boost.

In case you’re looking for a simple way to boost your iodine intake, navy beans are a fantastic choice. These small, creamy-white beans pack a surprising amount of iodine, along with fiber and protein.

Their navy bean history dates back to the U.S. Navy in the initial 20th century, where they were a staple food for sailors.

Today, you can enjoy them in hearty navy bean recipes like soups, stews, or salads. They’re easy to cook, versatile, and absorb flavors well.

Just one cup can help support thyroid health, making them a smart addition to your diet.

Try them tonight!

Strawberries

You may not consider strawberries as a go-to iodine source, but they offer surprising nutritional benefits.

While their iodine content levels aren’t as high as seafood, they still contribute to your daily intake in a tasty way.

Eating them regularly can support your thyroid health and overall well-being without much effort.

Nutritional Benefits

Strawberries pack a surprising iodine boost, along with a host of other nutrients that make them a smart addition to your diet. They’re one of the tastiest dietary sources to help prevent iodine deficiency, but their benefits don’t stop there.

  1. Vitamin C Powerhouse: One cup gives you nearly 150% of your daily needs, boosting immunity and skin health.
  2. Fiber-Rich: Supports digestion and keeps you full longer.
  3. Antioxidant Loaded: Fights inflammation and protects cells from damage.
  4. Low-Calorie Sweetness: Satisfies cravings without the sugar crash.

Enjoy them fresh, blended, or tossed in salads for a nutrient-packed punch.

Iodine Content Levels

While strawberries offer plenty of nutritional perks, their iodine content stands out for those looking to support thyroid health naturally. A cup of strawberries provides about 3–6 mcg of iodine, which isn’t high compared to seafood but still contributes to your daily intake. Pairing them with other dietary sources like dairy or eggs can boost iodine absorption. Here’s a quick comparison:

FoodIodine (mcg per cup)
Strawberries3–6
Yogurt75–90
Seaweed450+

For a balanced diet, mix strawberries with iodine-rich foods to meet your needs.

Health Impact Effects

Because they’re packed with antioxidants and vitamins, strawberries do more than just add sweetness to your diet—they actively support your health in surprising ways.

While not a top iodine source, they play a role in overall wellness, which indirectly supports thyroid function. Here’s how strawberries help:

  1. Boost immunity – Their high vitamin C content fights inflammation, keeping your body resilient.
  2. Aid heart health – Fiber and potassium in strawberries help regulate blood pressure.
  3. Support metabolism – Antioxidants might help balance hormones, easing strain on your thyroid.
  4. Combat iodine deficiency risks – Pair them with iodine-rich foods for better thyroid function.

Potatoes

Potatoes often get overlooked as a source of iodine, but they actually provide a solid amount of this essential nutrient. Different potato varieties, like russets or reds, offer varying levels, so mixing them up helps.

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How you prepare them matters too—baking or boiling preserves iodine better than frying. Should you leave the skin on, you’ll get even more nutrients.

Pair them with other iodine-rich foods, like fish or dairy, to boost your intake. They’re versatile, budget-friendly, and easy to add to meals.

Cranberries

You may not consider cranberries as an iodine-rich food, but they offer antioxidants that support thyroid health.

These tart berries help protect your cells from damage while giving your thyroid a gentle boost.

In case you enjoy cranberry juice or dried cranberries, you’re already getting some of their benefits.

Rich in Antioxidants

Cranberries pack a powerful punch at the time of antioxidants, those tiny warriors that help protect your cells from damage.

These antioxidant sources fight free radicals, which can harm your body over time. The antioxidant benefits include boosting your immune system and keeping your skin healthy.

Here’s why cranberries stand out:

  1. High in Vitamin C – Supports your immune system and skin health.
  2. Loaded with Polyphenols – Helps reduce inflammation.
  3. Contains Quercetin – Might lower the risk of chronic diseases.
  4. Rich in Proanthocyanidins – Prevents bacteria from sticking to your urinary tract.

Enjoy them fresh, dried, or in juice for a healthy boost.

Supports Thyroid Health

That little red berry doesn’t just guard your immune system—it also lends a hand to your thyroid, the tiny powerhouse in your neck that keeps your metabolism humming.

Cranberries contain iodine, a mineral your thyroid craves to produce hormones. Without enough, you risk iodine deficiency, which can lead to thyroid disorders like hypothyroidism. By adding cranberries to your diet, you’re giving your thyroid the support it needs to function smoothly.

They’re a tasty way to fend off sluggishness, weight gain, and fatigue tied to thyroid hiccups. Just keep in mind, balance is key—too much iodine isn’t great either.

Tofu

Tofu, a versatile soy-based staple, packs a surprising amount of iodine, making it a great choice for keeping your thyroid healthy.

It’s also packed with protein and adapts to any flavor, so you won’t get bored.

  1. Tofu varieties: Choose from silken (soft), firm, or extra-firm—each works best for different dishes.
  2. Tofu recipes: Try scrambling it like eggs, baking it crispy, or blending it into smoothies.
  3. Iodine boost: Opt for tofu made with iodized salt or seaweed for an extra nutrient punch.
  4. Easy swaps: Replace meat in stir-fries or salads to up your iodine intake effortlessly.

Lima Beans

Although they couldn’t be the flashiest food in your pantry, lima beans are a quiet powerhouse regarding iodine—something your thyroid will thank you for. Packed with lima bean nutrition, these little beans help keep your energy levels steady and your metabolism humming.

You can toss them into soups, mash them for dips, or mix them into salads—lima bean recipes are easy and versatile. Plus, they’re rich in fiber and protein, making them a smart choice for your overall health.

Don’t overlook them; your body will appreciate the steady iodine boost they provide.

Oysters

Oysters pack a serious punch at the time of iodine, making them a top pick for supporting thyroid health. They’re also loaded with zinc, selenium, and vitamin B12, giving your immune system and energy levels a boost.

Whether you enjoy them raw, grilled, or in oyster recipes, their oyster nutrition benefits are hard to beat.

  1. Iodine Powerhouse: Just 3 ounces provide over 100% of your daily iodine needs.
  2. Rich in Zinc: Supports immunity and wound healing.
  3. Heart-Healthy: Packed with omega-3s to lower inflammation.
  4. Versatile: Easily added to soups, stews, or eaten fresh.

Including oysters in your diet keeps your thyroid and overall health in check.

Conclusion

So, you’ve sailed the sea of iodine-rich foods, from the ocean depths of seaweed to the sunlit shores of strawberries. Consider your body as a ship – iodine keeps your thyroid, your captain, steady at the helm. Stock your pantry with these treasures, and you’re not just eating smart, you’re cruising toward better health. Bon voyage!

Matthew Solan
Matthew Solan

Matthew Solan, MS, RDN, CDN, is a coach who has guided over 500 people with flexible dieting. Editor of The Allfit Well, he leads by example in fitness.
With degrees in biology and education and certifications in Fitness Nutrition and Training, he is a registered dietitian in Florida. Matthew is an expert in fitness, nutrition, and diets, staying updated through peer-reviewed scientific studies and expert interviews.