How many calories are in Seaweed, Agar?

A 100 g serving of Seaweed, Agar has 306 kcal. The calories in your portion depend on its weight and how it is prepared.

How much protein is in Seaweed, Agar?

Per 100 g there are 6.2 g of protein — about 12% of the Daily Value (50 g).

How much fat and carbs are in Seaweed, Agar?

Per 100 g there are 0.3 g of fat and 80.9 g of carbohydrate, including 7.7 g of fiber.

What nutrients is Seaweed, Agar high in?

Per 100 g it notably contributes to your Daily Value for: Magnesium (183% DV), Iron (119% DV), Calcium (48% DV).

Vegetables

Seaweed, Agar

Seaweed, Agar belongs to the vegetables category of our catalog. A 100 g serving provides 306 kcal with 6.2 g of protein, 0.3 g of fat, 80.9 g of carbohydrate. Its strongest contribution is magnesium — 183% of the Daily Value per 100 g (see the magnesium rich foods: the best everyday sources guide). Related entries in the same group include Seaweed, Agar and Seaweed, Dry, or jump to the full food catalog.

306kcalCalories

6.2gProtein

0.3gFat

80.9gCarbs

Calorie & macro balance

Share of calories from each macronutrient (per 100 g).

306 kcal / 100 g

Protein7.4%6.2 g
Fat0.8%0.3 g
Carbs91.8%80.9 g

What this food is high in

Magnesium 770 mg / 100 g Iron 21.4 mg / 100 g Calcium 625 mg / 100 g Dietary Fiber 7.7 g / 100 g

Shown as percent of the Daily Value per 100 g. Tap a ring to explore that nutrient across all foods.

Full nutrition facts (per 100 g)

Nutrient	Per 100 g	% DV*
Energy
Calories	306 kcal	15%
Macronutrients
Protein	6.2 g	12%
Total Fat	0.3 g	<1%
Saturated Fat	0.1 g	<1%
Carbohydrate	80.9 g	29%
Dietary Fiber	7.7 g	28%
Total Sugars	3 g	6%
Minerals
Sodium	102 mg	4%
Potassium	1,125 mg	24%
Calcium	625 mg	48%
Iron	21.4 mg	119%
Magnesium	770 mg	183%
Vitamins
Vitamin C	0 mg	0%
Vitamin A	0 mcg	0%
Vitamin D	0 mcg	0%
Other
Cholesterol	0 mg	0%

* Percent of the Daily Value (based on a 2,000 kcal diet).

Data source: USDA FoodData Central. Values are per 100 g of edible portion and are reference figures — they vary by variety, preparation and brand. Last updated: 2026-04-30.

Frequently asked questions

How many calories are in Seaweed, Agar?: A 100 g serving of Seaweed, Agar has 306 kcal. The calories in your portion depend on its weight and how it is prepared.
How much protein is in Seaweed, Agar?: Per 100 g there are 6.2 g of protein — about 12% of the Daily Value (50 g).
How much fat and carbs are in Seaweed, Agar?: Per 100 g there are 0.3 g of fat and 80.9 g of carbohydrate, including 7.7 g of fiber.
What nutrients is Seaweed, Agar high in?: Per 100 g it notably contributes to your Daily Value for: Magnesium (183% DV), Iron (119% DV), Calcium (48% DV).

Similar foods and comparisons

Alfalfa Seeds, Sprouted 23 kcal 4 g protein Amaranth Leaves, Cooked 21 kcal 2.1 g protein Amaranth Leaves, Cooked 21 kcal 2.1 g protein Amaranth Leaves, Raw 23 kcal 2.5 g protein Arrowhead, Cooked 78 kcal 4.5 g protein Arrowhead, Cooked 78 kcal 4.5 g protein

Seaweed, Agar vs Alfalfa Seeds, Sprouted Seaweed, Agar vs Amaranth Leaves, Cooked Seaweed, Agar vs Amaranth Leaves, Cooked Seaweed, Agar vs Amaranth Leaves, Raw

Keep exploring

All vegetables Vegetables highest in magnesium All foods highest in magnesium Magnesium Rich Foods: The Best Everyday Sources guide Compare foods

Note. This information is provided for general reference only and is not medical advice or a diet prescription. If you have a medical condition or special dietary needs, consult a physician or a registered dietitian.