All Foods
Fruits
Lemon
29 kcal per 100g
Nutrition Facts
Serving size: 100g
Calories29
per serving
Total Fat0.3g
Total Carbohydrate9.3g
Dietary Fiber2.8g
Total Sugars2.5g
Protein1.1g
Sodium2mg
Health Info
Lemons are very low in sugar for a fruit and exceptionally high in vitamin C. The citric acid in lemon juice can enhance non-heme iron absorption from plant foods and is used to brighten dishes without added salt.
Macros per 100g
29kcal
Calories
1.1g
Protein
9.3g
Carbs
0.3g
Fat
Values per 100 g are based on recognised nutrition reference data. Last reviewed: June 2026. View sources
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Frequently Asked Questions
- How many calories are in Lemon?
- Lemon has 29 kcal per 100 g. A typical 58 g serving contains about 17 kcal.
- How much protein is in Lemon?
- Lemon provides 1.1 g of protein per 100 g.
- How many carbs are in Lemon?
- Lemon contains 9.3 g of carbohydrates per 100 g, of which 2.5 g is sugar.
- How much fat is in Lemon?
- Lemon contains 0.3 g of fat per 100 g. It also provides 2.8 g of fiber per 100 g.
- Is Lemon good for weight loss?
- With only 29 kcal per 100 g, Lemon is low in calories and fits easily into a weight-loss diet.