Rhubarb vs. Iceberg Lettuce
Nutrition comparison of Rhubarb and Iceberg Lettuce
Ever wonder how your favorite foods stack up against each other in terms of nutrition?
We compared the nutritional contents of
rhubarb
versus
iceberg lettuce
(100g each)
below using 2020 USDA and NIH data[1].
For a quick recap of significant nutrients and differences in rhubarb and iceberg lettuce:
- Iceberg lettuce has more folate.
- Rhubarb is a great source of potassium.
- Rhubarb is an excellent source of calcium.
USDA sources for nutritional information: Rhubarb (Rhubarb, raw) and Iceberg Lettuce (Lettuce, iceberg (includes crisphead types), raw) . Have a correction or suggestions? Shoot us an email.
Calories and Carbs
calories
Rhubarb and iceberg lettuce contain similar amounts of calories - rhubarb has 21 calories per 100 grams and iceberg lettuce has 14 calories.
For macronutrient ratios, rhubarb is lighter in protein, heavier in carbs and similar to iceberg lettuce for fat. Rhubarb has a macronutrient ratio of 16:78:6 and for iceberg lettuce, 21:72:8 for protein, carbohydrates and fat from calories.
Macro Ratios from Calories:
| Rhubarb | Iceberg Lettuce | |
|---|---|---|
| Protein | 16% | 21% |
| Carbohydrates | 78% | 72% |
| Fat | 6% | 8% |
| Alcohol | ~ | ~ |
carbohydrates
Both rhubarb and iceberg lettuce are low in carbohydrates - rhubarb has 4.5g of total carbs per 100 grams and iceberg lettuce has 3g of carbohydrates.
dietary fiber
Rhubarb has 50% more dietary fiber than iceberg lettuce - rhubarb has 1.8g of dietary fiber per 100 grams and iceberg lettuce has 1.2g of dietary fiber.
sugar
Rhubarb and iceberg lettuce contain similar amounts of sugar - rhubarb has 1.1g of sugar per 100 grams and iceberg lettuce has 2g of sugar.
Protein
protein
Rhubarb and iceberg lettuce contain similar amounts of protein - rhubarb has 0.9g of protein per 100 grams and iceberg lettuce has 0.9g of protein.
Fat
saturated fat
Both rhubarb and iceberg lettuce are low in saturated fat - rhubarb has 0.05g of saturated fat per 100 grams and iceberg lettuce has 0.02g of saturated fat.
Vitamins
Vitamin C
Rhubarb has 186% more Vitamin C than iceberg lettuce - rhubarb has 8mg of Vitamin C per 100 grams and iceberg lettuce has 2.8mg of Vitamin C.
Vitamin A
Iceberg lettuce has 400% more Vitamin A than rhubarb - rhubarb has 5ug of Vitamin A per 100 grams and iceberg lettuce has 25ug of Vitamin A.
Vitamin E
Rhubarb and iceberg lettuce contain similar amounts of Vitamin E - rhubarb has 0.27mg of Vitamin E per 100 grams and iceberg lettuce has 0.18mg of Vitamin E.
Vitamin K
Rhubarb and iceberg lettuce contain similar amounts of Vitamin K - rhubarb has 29.3ug of Vitamin K per 100 grams and iceberg lettuce has 24.1ug of Vitamin K.
The B Vitamins
Iceberg lettuce has more folate. Both rhubarb and iceberg lettuce contain significant amounts of thiamin, riboflavin, niacin, pantothenic acid and Vitamin B6.
| Rhubarb | Iceberg Lettuce | |
|---|---|---|
| Thiamin | 0.02 MG | 0.041 MG |
| Riboflavin | 0.03 MG | 0.025 MG |
| Niacin | 0.3 MG | 0.123 MG |
| Pantothenic acid | 0.085 MG | 0.091 MG |
| Vitamin B6 | 0.024 MG | 0.042 MG |
| Folate | 7 UG | 29 UG |
Minerals
calcium
Rhubarb is an excellent source of calcium and it has 378% more calcium than iceberg lettuce - rhubarb has 86mg of calcium per 100 grams and iceberg lettuce has 18mg of calcium.
iron
Rhubarb and iceberg lettuce contain similar amounts of iron - rhubarb has 0.22mg of iron per 100 grams and iceberg lettuce has 0.41mg of iron.
potassium
Rhubarb is a great source of potassium and it has 104% more potassium than iceberg lettuce - rhubarb has 288mg of potassium per 100 grams and iceberg lettuce has 141mg 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 rhubarb and iceberg lettuce contain significant amounts of lutein + zeaxanthin.
| Rhubarb | Iceberg Lettuce | |
|---|---|---|
| beta-carotene | 61 UG | 299 UG |
| lutein + zeaxanthin | 170 UG | 277 UG |
| alpha-carotene | ~ | 4 UG |
Omega-3 and Omega-6
omega 6s
Comparing omega-6 fatty acids, rhubarb has more linoleic acid than iceberg lettuce per 100 grams.
| Rhubarb | Iceberg Lettuce | |
|---|---|---|
| linoleic acid | 0.099 G | 0.021 G |
| Total | 0.099 G | 0.021 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: Rhubarb (Rhubarb, raw) and Iceberg Lettuce (Lettuce, iceberg (includes crisphead types), raw) .
Rhubarb g
()
|
Daily Values (%) |
Iceberg Lettuce g
()
|
|||||
|---|---|---|---|---|---|---|---|
| KCAL % |
|
5% | calories | 5% |
|
KCAL % | |
| G % |
|
5% | carbohydrates | 5% |
|
G % | |
| G % |
|
5% | dietary fiber | 5% |
|
G % | |
| G | 5% | sugar | 5% | G | |||
| G % |
|
5% | total fat | 5% |
|
G % | |
| G % |
|
5% | saturated fat | 5% |
|
G % | |
| G | 5% | monounsaturated fat | 5% | G | |||
| G | 5% | polyunsaturated fat | 5% | G | |||
| G | 5% | trans fat | 5% | G | |||
| MG | 5% | cholesterol | 5% | MG | |||
| MG % |
|
5% | sodium | 5% |
|
MG % | |
| 5% | Vitamins and Minerals | 5% | |||||
| UG % |
|
5% | Vitamin A | 5% |
|
UG % | |
| MG % |
|
5% | Vitamin C | 5% |
|
MG % | |
| IU % |
|
5% | Vitamin D | 5% |
|
IU % | |
| MG % |
|
5% | calcium | 5% |
|
MG % | |
| MG % |
|
5% | iron | 5% |
|
MG % | |
| MG % |
|
5% | magnesium | 5% |
|
MG % | |
| MG % |
|
5% | potassium | 5% |
|
MG % | |
| MG % |
|
5% | thiamin (Vit B1) | 5% |
|
MG % | |
| MG % |
|
5% | riboflavin (Vit B2) | 5% |
|
MG % | |
| MG % |
|
5% | niacin (Vit B3) | 5% |
|
MG % | |
| MG % |
|
5% | Vitamin B6 | 5% |
|
MG % | |
| MG % |
|
5% | pantothenic acid (Vit B5) | 5% |
|
MG % | |
| UG % |
|
5% | folate (Vit B9) | 5% |
|
UG % | |
| UG % |
|
5% | Vitamin B12 | 5% |
|
UG % | |
| MG % |
|
5% | Vitamin E | 5% |
|
MG % | |
| UG % |
|
5% | Vitamin K | 5% |
|
UG % | |
| G % |
|
5% | protein | 5% |
|
G % | |
| UG % |
|
5% | biotin (Vit B7) | 5% |
|
UG % | |
| MG % |
|
5% | choline | 5% |
|
MG % | |
| MG % |
|
5% | chlorine | 5% |
|
MG % | |
| UG % |
|
5% | chromium | 5% |
|
UG % | |
| MG % |
|
5% | copper | 5% |
|
MG % | |
| UG % |
|
5% | fluoride | 5% |
|
UG % | |
| UG % |
|
5% | iodine | 5% |
|
UG % | |
| MG % |
|
5% | manganese | 5% |
|
MG % | |
| UG % |
|
5% | molybdenum | 5% |
|
UG % | |
| MG % |
|
5% | phosphorus | 5% |
|
MG % | |
| UG % |
|
5% | selenium | 5% |
|
UG % | |
| MG % |
|
5% | zinc | 5% |
|
MG % | |
| G | 5% | Water | 5% | G | |||
| G | 5% | Starch | 5% | G | |||
| G | 5% | Alcohol | 5% | G | |||
FAQ
Does rhubarb or iceberg lettuce contain more calories in 100 grams?Rhubarb and iceberg lettuce contain similar amounts of calories - rhubarb has 21 calories in 100g and iceberg lettuce has 14 calories.
Does rhubarb or iceberg lettuce have more carbohydrates?
By weight, both rhubarb and iceberg lettuce are low in carbohydrates - rhubarb has 4.5g of carbs for 100g and iceberg lettuce has 3g of carbohydrates.
Does rhubarb or iceberg lettuce contain more calcium?
Rhubarb is a rich source of calcium and it has 380% more calcium than iceberg lettuce - rhubarb has 86mg of calcium in 100 grams and iceberg lettuce has 18mg of calcium.