Lemon vs. Watermelon

Nutrition comparison of Lemon and Watermelon


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

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

For a quick recap of significant nutrients and differences in lemon and watermelon:

  • Lemon has more folate.
  • Lemon is a great source of dietary fiber.
  • Lemon is an excellent source of Vitamin C.
Detailed nutritional comparison of lemon and watermelon 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: Lemon (Lemons, raw, without peel) and Watermelon (Watermelon, raw) . Have a correction or suggestions? Shoot us an email.


Image of Lemon src
Image of Watermelon src

Calories and Carbs

calories

Lemon and watermelon contain similar amounts of calories - lemon has 29 calories per 100 grams and watermelon has 30 calories.

For macronutrient ratios, lemon is lighter in carbs and similar to watermelon for protein and fat. Lemon has a macronutrient ratio of 10:84:6 and for watermelon, 7:88:5 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Lemon Watermelon
Protein 10% 7%
Carbohydrates 84% 88%
Fat 6% 5%
Alcohol ~ ~

carbohydrates

Lemon and watermelon contain similar amounts of carbs - lemon has 9.3g of total carbs per 100 grams and watermelon has 7.6g of carbohydrates.

dietary fiber

Lemon is a great source of dietary fiber and it has 600% more dietary fiber than watermelon - lemon has 2.8g of dietary fiber per 100 grams and watermelon has 0.4g of dietary fiber.

sugar

Lemon and watermelon contain similar amounts of sugar - lemon has 2.5g of sugar per 100 grams and watermelon has 6.2g of sugar.

Protein

protein

Lemon and watermelon contain similar amounts of protein - lemon has 1.1g of protein per 100 grams and watermelon has 0.61g of protein.

Fat

saturated fat

Both lemon and watermelon are low in saturated fat - lemon has 0.04g of saturated fat per 100 grams and watermelon has 0.02g of saturated fat.

Vitamins

Vitamin C

Lemon is an excellent source of Vitamin C and it has 554% more Vitamin C than watermelon - lemon has 53mg of Vitamin C per 100 grams and watermelon has 8.1mg of Vitamin C.

Vitamin A

Watermelon has 27 times more Vitamin A than lemon - lemon has 1ug of Vitamin A per 100 grams and watermelon has 28ug of Vitamin A.

Vitamin E

Lemon and watermelon contain similar amounts of Vitamin E - lemon has 0.15mg of Vitamin E per 100 grams and watermelon has 0.05mg of Vitamin E.

Vitamin K

Watermelon and lemon contain similar amounts of Vitamin K - watermelon has 0.1ug of Vitamin K per 100 grams and lemon does not contain significant amounts.

The B Vitamins

Lemon has more folate. Both lemon and watermelon contain significant amounts of thiamin, riboflavin, niacin, pantothenic acid and Vitamin B6.

Lemon Watermelon
Thiamin 0.04 MG 0.033 MG
Riboflavin 0.02 MG 0.021 MG
Niacin 0.1 MG 0.178 MG
Pantothenic acid 0.19 MG 0.221 MG
Vitamin B6 0.08 MG 0.045 MG
Folate 11 UG 3 UG

Minerals

calcium

Lemon has 271% more calcium than watermelon - lemon has 26mg of calcium per 100 grams and watermelon has 7mg of calcium.

iron

Lemon and watermelon contain similar amounts of iron - lemon has 0.6mg of iron per 100 grams and watermelon has 0.24mg of iron.

potassium

Lemon and watermelon contain similar amounts of potassium - lemon has 138mg of potassium per 100 grams and watermelon has 112mg of potassium.

Antioxidants and Phytonutrients

flavonoids

Naturally occuring in fruits and vegetables, flavonoids are associated with many health benefits and used in a variety of medicinal and pharmaceutical applications. [2][3]

For specific flavonoid compounds, lemon has more luteolin, myricetin and quercetin than watermelon per 100 grams, however, watermelon contains more kaempferol than lemon per 100 grams.

Lemon Watermelon
luteolin 1.9 mg 0.46 mg
kaempferol 0.03 mg 0.45 mg
myricetin 0.5 mg ~
Quercetin 1.14 mg ~

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 lemon and watermelon contain small amounts of lutein + zeaxanthin.

Lemon Watermelon
beta-carotene 3 UG 303 UG
alpha-carotene 1 UG ~
lutein + zeaxanthin 11 UG 8 UG
lycopene ~ 4532 UG

Omega-3 and Omega-6

omega 6s

Comparing omega-6 fatty acids, both lemon and watermelon contain significant amounts of linoleic acid.

Lemon Watermelon
linoleic acid 0.063 G 0.05 G
Total 0.063 G 0.05 G



Customize your serving size


The comparison below is by weight, but sometimes 100g isn't that intuitive of a measurement for food. View a custom portion comparison (e.g. cups, oz, package).

You can try adding or subtracting the amount of either Lemon or Watermelon .

Note: The specific food items compared are: Lemon (Lemons, raw, without peel) and Watermelon (Watermelon, raw) .

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G Water G
G Starch G
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FAQ

Does lemon or watermelon contain more calories in 100 grams?
Lemon and watermelon contain similar amounts of calories - lemon has 29 calories in 100g and watermelon has 30 calories.

Does lemon or watermelon have more carbohydrates?
By weight, lemon and watermelon contain similar amounts of carbs - lemon has 9.3g of carbs for 100g and watermelon has 7.6g of carbohydrates.

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