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Home/Vegetables/Kelp
Vegetables

Kelp Nutrition Facts

FoodData CentralUpdated 30 March 2026

One tablespoon of kelp contains 4.3 calories, 0.2g protein, 1g carbs, and 0.1g fat. Kelp is a nutrient-rich vegetable that is very low in calories.

4.3

cal

1g

carbs

0.2g

protein

0.1g

fat

0.1g

fiber

0.1g

sugar

Vitamins in Kelp

Per 100g serving

Vitamin A
6mcg
1%
Vitamin C
3mg
3%
Vitamin E
0.87mg
6%
Vitamin K
66mcg
55%
Thiamin (B1)
0.05mg
4%
Riboflavin (B2)
0.15mg
12%
Niacin (B3)
0.47mg
3%
Folate
180mcg
45%

Minerals in Kelp

Per 100g serving

Calcium
168mg
13%
Iron
2.85mg
16%
Magnesium
121mg
29%
Phosphorus
42mg
3%
Potassium
89mg
2%
Sodium
233mg
10%
Zinc
1.23mg
11%
Selenium
0.7mcg
1%
Copper
0.13mg
14%
Manganese
0.2mg
9%

Learn More About Kelp

How Many Calories Are In Kelp?How Many Carbs Are In Kelp?How Much Protein Is In Kelp?How Much Fat Is In Kelp?How Much Fiber Is In Kelp?What Is Kelp Good For?Is Kelp Healthy?

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Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.

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