Iceberg Lettuce vs. Spirulina

Nutrition comparison of Iceberg Lettuce and Spirulina


Ever wonder how your favorite foods stack up against each other in terms of nutrition?

We compared the nutritional contents of iceberg lettuce versus spirulina (100g each) below using 2020 USDA and NIH data[1].

For a quick recap of significant nutrients and differences in iceberg lettuce and spirulina:

  • Iceberg lettuce has 146.2 times less saturated fat than spirulina.
  • Iceberg lettuce has 7 times less carbohydrates than spirulina.
  • Spirulina has more thiamin, riboflavin, niacin, pantothenic acid, Vitamin B6 and folate.
  • Spirulina is an excellent source of calcium, dietary fiber, iron, potassium and protein.
Detailed nutritional comparison of iceberg lettuce and spirulina is analyzed below. You can also visualize the nutritional comparison for a custom portion or serving size and see how the nutrition compares.

USDA sources for nutritional information: Iceberg Lettuce (Lettuce, iceberg (includes crisphead types), raw) and Spirulina (Seaweed, spirulina, dried) . Have a correction or suggestions? Shoot us an email.


Image of Iceberg Lettuce src
Image of Spirulina src

Calories and Carbs

calories

Spirulina is high in calories and iceberg lettuce has 95% less calories than spirulina - iceberg lettuce has 14 calories per 100 grams and spirulina has 290 calories.

For macronutrient ratios, iceberg lettuce is much lighter in protein, much heavier in carbs and lighter in fat compared to spirulina per calorie. Iceberg lettuce has a macronutrient ratio of 21:72:8 and for spirulina, 59:25:17 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Iceberg Lettuce Spirulina
Protein 21% 59%
Carbohydrates 72% 25%
Fat 8% 17%
Alcohol ~ ~

carbohydrates

Iceberg lettuce has 7 times less carbohydrates than spirulina - iceberg lettuce has 3g of total carbs per 100 grams and spirulina has 23.9g of carbohydrates.

dietary fiber

Spirulina is an excellent source of dietary fiber and it has 200% more dietary fiber than iceberg lettuce - iceberg lettuce has 1.2g of dietary fiber per 100 grams and spirulina has 3.6g of dietary fiber.

sugar

Iceberg lettuce and spirulina contain similar amounts of sugar - iceberg lettuce has 2g of sugar per 100 grams and spirulina has 3.1g of sugar.

Protein

protein

Spirulina is an excellent source of protein and it has 62 times more protein than iceberg lettuce - iceberg lettuce has 0.9g of protein per 100 grams and spirulina has 57.5g of protein.

Fat

saturated fat

Iceberg lettuce has 146.2 times less saturated fat than spirulina - iceberg lettuce has 0.02g of saturated fat per 100 grams and spirulina has 2.7g of saturated fat.

Vitamins

Vitamin C

Spirulina has 261% more Vitamin C than iceberg lettuce - iceberg lettuce has 2.8mg of Vitamin C per 100 grams and spirulina has 10.1mg of Vitamin C.

Vitamin A

Iceberg lettuce and spirulina contain similar amounts of Vitamin A - iceberg lettuce has 25ug of Vitamin A per 100 grams and spirulina has 29ug of Vitamin A.

Vitamin E

Spirulina has 26 times more Vitamin E than iceberg lettuce - iceberg lettuce has 0.18mg of Vitamin E per 100 grams and spirulina has 5mg of Vitamin E.

Vitamin K

Iceberg lettuce and spirulina contain similar amounts of Vitamin K - iceberg lettuce has 24.1ug of Vitamin K per 100 grams and spirulina has 25.5ug of Vitamin K.

The B Vitamins

Spirulina has more thiamin, riboflavin, niacin, pantothenic acid, Vitamin B6 and folate.

Iceberg Lettuce Spirulina
Thiamin 0.041 MG 2.38 MG
Riboflavin 0.025 MG 3.67 MG
Niacin 0.123 MG 12.82 MG
Pantothenic acid 0.091 MG 3.48 MG
Vitamin B6 0.042 MG 0.364 MG
Folate 29 UG 94 UG

Minerals

calcium

Spirulina is an excellent source of calcium and it has 567% more calcium than iceberg lettuce - iceberg lettuce has 18mg of calcium per 100 grams and spirulina has 120mg of calcium.

iron

Spirulina is an excellent source of iron and it has 68 times more iron than iceberg lettuce - iceberg lettuce has 0.41mg of iron per 100 grams and spirulina has 28.5mg of iron.

potassium

Spirulina is an excellent source of potassium and it has 867% more potassium than iceberg lettuce - iceberg lettuce has 141mg of potassium per 100 grams and spirulina has 1363mg of potassium.

Antioxidants and Phytonutrients

carotenoids

Carotenoids are micronutrients commonly found in plants and some animal products. An example is beta-carotene, the notable carotenoid which is a popular source of Vitamin A.[4][5]

For specific types of carotenoids, both iceberg lettuce and spirulina contain significant amounts of beta-carotene.

Iceberg Lettuce Spirulina
beta-carotene 299 UG 342 UG
alpha-carotene 4 UG ~
lutein + zeaxanthin 277 UG ~

Omega-3 and Omega-6

omega 3s

For omega-3 fatty acids, spirulina has more alpha linoleic acid (ALA) than iceberg lettuce per 100 grams.

Iceberg Lettuce Spirulina
alpha linoleic acid 0.052 G 0.823 G
Total 0.052 G 0.823 G

omega 6s

Comparing omega-6 fatty acids, spirulina has more linoleic acid than iceberg lettuce per 100 grams.

Iceberg Lettuce Spirulina
linoleic acid 0.021 G 1.254 G
Total 0.021 G 1.254 G



Customize your serving size


The comparison below is by common portions, e.g. cups, packages. You can also see a more concrete comparison by weight at equal weight (by grams) comparison.

Note: The specific food items compared are: Iceberg Lettuce (Lettuce, iceberg (includes crisphead types), raw) and Spirulina (Seaweed, spirulina, dried) .

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FAQ

Does iceberg lettuce or spirulina contain more calories in 100 grams?
Spirulina is high in calories and iceberg lettuce has 100% less calories than spirulina - iceberg lettuce has 14 calories in 100g and spirulina has 290 calories.

Is iceberg lettuce or spirulina better for protein?
Spirulina is a fantastic source of protein and it has 62 times more protein than iceberg lettuce - iceberg lettuce has 0.9g of protein per 100 grams and spirulina has 57.5g of protein.

Does iceberg lettuce or spirulina have more carbohydrates?
By weight, iceberg lettuce has 7 times fewer carbohydrates than spirulina - iceberg lettuce has 3g of carbs for 100g and spirulina has 23.9g of carbohydrates.

Does iceberg lettuce or spirulina contain more calcium?
Spirulina is a rich source of calcium and it has 570% more calcium than iceberg lettuce - iceberg lettuce has 18mg of calcium in 100 grams and spirulina has 120mg of calcium.

Does iceberg lettuce or spirulina contain more iron?
Spirulina is an abundant source of iron and it has 68 times more iron than iceberg lettuce - iceberg lettuce has 0.41mg of iron in 100 grams and spirulina has 28.5mg of iron.

Does iceberg lettuce or spirulina contain more potassium?
Spirulina is a rich source of potassium and it has 870% more potassium than iceberg lettuce - iceberg lettuce has 141mg of potassium in 100 grams and spirulina has 1363mg of potassium.