Lemon: calories and nutrition facts

Lemon has 24 kcal per 100 g. One serving, 1 Lemon (80 g), has 19 kcal.

Calories
24 kcal
Protein
0.3 g
Carbohydrates
1.6 g
Fat
0.5 g

Per 100 g

Lemon: how many calories?

Lemon has 24 kcal per 100 g, with 0.3 g protein, 1.6 g carbs and 0.5 g fat. A 80 g serving (1 Lemon) has 19 kcal. That is less than the average for Fruits & Veggies (109 kcal per 100 g). Most of its calories come from carbohydrates.

Where the calories come from

  • Protein9%
  • Carbohydrates53%
  • Fat38%

Calculate a portion

Calories
19 kcal
Protein
0.2 g
Carbohydrates
1.2 g
Fat
0.4 g

Nutrition facts

NutrientPer 100 gPer serving (80 g)
Calories24 kcal19 kcal
Fat0.5 g0.4 g
of which saturated fat0 g0 g
Carbohydrates1.6 g1.2 g
of which sugars0.8 g0.6 g
Fiber0.5 g0.4 g
Protein0.3 g0.2 g
Sodium5 mg4 mg
Water91.3 g73 g
Vitamin C45 mg36 mg
Calcium11 mg9 mg
Iron0.2 mg0.1 mg
Potassium140 mg112 mg
Magnesium8 mg6 mg

Source: Ciqual food composition table (ANSES, France). Data updated on 2 September 2026.

Share of reference intakes

Per 100 g, compared with an adult's reference intakes (2,000 kcal a day, Regulation (EU) No 1169/2011).

NutrientOf reference intake
Calories(24 kcal)1%
Fat(0.5 g)1%
of which saturated fat(0 g)0%
Carbohydrates(1.6 g)1%
of which sugars(0.8 g)1%
Protein(0.3 g)1%
Salt(0.01 g)0%

What the EU thresholds say

Nutrition claim thresholds from Regulation (EC) No 1924/2006, per 100 g.

  • Low energy (40 kcal or less)
  • Low fat (3 g or less)
  • Low sugars (5 g or less)
  • Low sodium (120 mg or less)

Lemon: frequently asked questions

Lemon: how many calories per serving?

A 80 g serving (1 Lemon) has 19 kcal.

Lemon: how much protein?

Lemon contains 0.3 g of protein per 100 g, 1% of the 50 g reference intake.

Lemon: how much fibre?

Lemon provides 0.5 g of fibre per 100 g, 2% of the 25 g a day recommended by EFSA.

Lemon: how much makes 100 kcal?

100 kcal is about 412 g of this food.

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