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A loose tangle of slender, branching seaweed strands, ranging from pale gold and tan to muted reddish brown, with a slightly glossy, uneven surface.
●Low GI

Sea moss Calories

Iodine-rich sea algae; low-calorie and fiber-containing.

In season: Spring · Summer · Autumn · Winter

CALORIES · 100 G

49kcal

GI

15low

POTASSIUM · 100 G

63mg

FIBER · 100 G

1.3g

Quick answer

2 tablespoon (shredded) of Sea moss (20 g) has 10 calories. That works out to 49 calories per 100 g. It contains 2.5 g of carbs, 0.3 g of protein, 0 g of fat and 0.3 g of fiber. Its 30 µg of Iodine covers 20% of the Daily Value. Its glycemic index is 15 (low), so it raises blood sugar slowly.

Sea moss Nutrition Facts

Selected: 2 tablespoon (shredded) · 20 g

10

KCAL / 20G

Carbs

2.5g

· 1% DV

Protein

0.3g

· 1% DV

Fat

0g

· 0% DV

Fiber

0.3g

· 1% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 89% · Protein 11% · Fat 0%

Sea moss nutrition facts table · 2 tablespoon (shredded) (20 g)

NutrientAmount% DV
Calories10 kcal
Total fat0 g0%
Saturated fat0.01 g0%
Trans fat0 g
Sodium13 mg1%
Total carbohydrate2.5 g1%
Fiber0.3 g1%
Protein0.3 g1%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

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How Many Calories in 2 Tablespoons of Shredded Sea moss?

ServingAmountCalories
2 tablespoon (shredded)20 g10 kcal
1 tablespoon (shredded)10 g5 kcal
1 serving (small)15 g7 kcal
0.25 cup (shredded)25 g12 kcal
1 serving (medium)30 g15 kcal
½ cup (shredded)50 g25 kcal
1 serving (large)60 g29 kcal
100 g100 g49 kcal
1 cup (shredded)100 g49 kcal

Calculated from 49 calories per 100 g.

Frequently Asked Questions About Sea moss

What is sea moss?

Sea moss is a red seaweed sold dried or as a gel, often made from species such as Chondrus crispus. The name is also used for products from other seaweed species, so it does not always identify one specific alga.

What are the benefits of sea moss?

Sea moss provides iodine and contains some fiber, but strong evidence does not show that it cures illness or delivers the broad health benefits often claimed online. Its iodine content can vary substantially between products.

How do you make sea moss gel?

Rinse dried sea moss thoroughly to remove grit, soak it until softened, then blend it with clean water until smooth. Refrigerate the gel in a clean, sealed container, and discard it if its smell or appearance changes.

How do you use sea moss gel?

Stir sea moss gel into smoothies, porridge, soups, or sauces. It can thicken recipes, but its mild ocean-like taste may come through, so start with a small amount and mix it thoroughly.

How much sea moss should you take a day?

There is no well-established daily dose of sea moss that suits everyone. Iodine levels vary by species and product, so follow the serving directions rather than assuming that larger or daily amounts are beneficial.

Does sea moss affect the thyroid?

It can: sea moss contains iodine, and too much iodine can disrupt thyroid function. The amount varies between products. If you have thyroid disease or take thyroid medication, ask your clinician before using sea moss regularly.

Does sea moss help with weight loss?

No, sea moss has not been shown to cause weight loss or burn fat. Adding its gel to food may change the texture of a meal, but it is not a substitute for an overall eating pattern that supports your goals.

What are the side effects of sea moss?

Sea moss may cause digestive discomfort in some people, and excessive iodine intake can affect thyroid function. Products can also vary in quality and may contain unwanted contaminants, so avoid consuming sea moss that smells spoiled or looks unusual.

Is sea moss the same as Irish moss?

Not always. Irish moss usually refers to the red seaweed Chondrus crispus, while sea moss is a broader market name that may refer to other species. Check the species listed on a product if the distinction matters.

How long does sea moss gel last in the fridge?

Homemade sea moss gel is commonly kept refrigerated in a clean, sealed container for about two weeks. Use a clean utensil each time, and discard the gel if you notice mold, an unusual color, or an off smell.

Sea moss Vitamins & Minerals

Vitamins

Folate

36.4µg · 9% DV

B2

0.02mg · 2% DV

Vitamin E

0.18mg · 1% DV

Vitamin K

1µg · 1% DV

Minerals

Iodine

30µg · 20% DV

Iron

1.78mg · 10% DV

Magnesium

29mg · 7% DV

Phosphorus

31mg · 4% DV

Sodium

13mg · 1% DV

Potassium ⭐

13mg · 0% DV

Sea moss Glycemic Index

GLYCEMIC INDEX

15
Low
0 Low5570100

GLYCEMIC LOAD

0.2
Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Sea moss

To burn the 10 calories in 2 tablespoon (shredded) (20 g):

🚶

2min

Walking (5 km/h)

🏃

1min

Running (8 km/h)

🚴

1min

Cycling

🏊

1min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

What is Sea moss?

Sea moss is an edible red seaweed, usually sold dried or as a prepared gel. The name can refer to different seaweed species, and products are commonly soaked and blended into a smooth gel before use. It is especially familiar in Caribbean cooking, where it is used in sweet, milk-based drinks, and it also appears in smoothies, soups and desserts.

Its flavour is mildly briny, while the prepared gel is slippery and thick. Sea moss is low in calories and provides some fibre; it is also iodine-rich, though the amount can vary by species and product. Rinse dried sea moss thoroughly and add the gel a little at a time, since it can quickly thicken a drink or dish.

How Nutritious Is Sea moss?

Nutrient density

High

78/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

44/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Is Sea moss Processed?

NOVA 2

Minimally Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Sea moss Contain Allergens?

No known major allergens

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Sea moss Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

✓ Suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

✓ Suitable

Low FODMAP

— Not suitable

Sea moss Fat Profile

SATURATED

0.01g

MONOUNSATURATED

0g

POLYUNSATURATED

0.01g

⚖️

Omega 6:3 ratio 0:1

Below the ideal 4:1 — a good omega balance.

Compare Sea moss

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Nutrition data compiled from USDA FoodData Central and scientific sources.