Seaweed Nutrition Facts: Calories, Macros & Health Benefits
Summary: One quarter cup (30g) of seaweed contains 9 calories, 0.6g protein, 1.7g carbs, and 0.1g fat. Seaweed is a good source of iron.

Nutrition Facts — quarter cup (30g)
| Nutrient | Amount | % Daily Value |
|---|---|---|
| Calories | 9 kcal | 0% |
| Protein | 0.57g | 1% |
| Carbohydrates | 1.7g | 1% |
| Total Fat | 0.06g | 0% |
| Fiber | 1.4g | 5% |
| Saturated Fat | 0.03g | 0% |
| Sodium | 157.8mg | 7% |
| Potassium | 107.4mg | 2% |
| Calcium | 10.8mg | 1% |
| Iron | 2.4mg | 13% |
| Magnesium | 25.2mg | 6% |
| Zinc | 0.09mg | 1% |
| Vitamin C | 1.1mg | 1% |
| Vitamin A | 14.7mcg | 2% |
| Vitamin B6 | 0.01mg | 1% |
| Vitamin B12 | 0.08mcg | 3% |
| Folate | 6.9mcg | 2% |
| Phosphorus | 9.6mg | 1% |
Is Seaweed Good for You?
Seaweed provides 9 calories per quarter cup (30g) with 0.6g of protein, 1.7g of carbohydrates, and 0.1g of fat. It is a source of iron (13% dv).
Key Health Benefits of Seaweed
- Good source of iron (13% dv)
Frequently Asked Questions
How many calories is in seaweed?
One quarter cup (30g) of seaweed contains 9 calories.
How much protein is in seaweed?
One quarter cup (30g) of seaweed provides 0.6g of protein.
Is seaweed vegetarian?
Yes, seaweed is suitable for vegetarian diets.
Is seaweed vegan?
Yes, seaweed is completely plant-based and vegan-friendly.
Is seaweed gluten-free?
Yes, seaweed is naturally gluten-free.
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Nutrition data sourced from USDA FoodData Central. Track seaweed and thousands of other foods with the Gram app.