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Lemon nutrition: calories, sugar and vitamins

Lemon is a fresh, whole fruit and, as a NOVA group 1 food, delivers naturally occurring energy and nutrients with no added sugar, salt or additives. It is a source of vitamin c. One portion counts as one of your five a day. Work out the numbers for any portion and age below, then see the full macro and micronutrient breakdown.

Lemon nutrition calculator
Calories, sugar and key nutrients by portion, adjusted for age and gender.
Key nutrients in this portion

Lemon nutrition per 100g and per portion

Typical valuesPer 100gPer portion (60g)
Energy2917.4
Fat0.3g0.18g
of which saturates0.04g0.02g
Carbohydrate9.3g5.58g
of which total sugars2.5g1.5g
of which added sugars0g0g
of which starch0g0g
Fibre2.8g1.68g
Protein1.1g0.66g
Salt0g0g

Sugar, fat, fibre and carbohydrate, by age

The tables below put each macronutrient against age-appropriate guidance, because what matters for a 4 year old is very different from an adult.

Sugar in Lemon: natural, not added

1 lemon (about 60g) contains about 1.5g of sugar, and it is all natural (intrinsic) sugar that comes packaged with fibre and water. It has 0g of added or free sugar, so it does not count toward the daily free sugar limit the NHS sets. The table shows those limits by age; Lemon contributes nothing to them.

Age groupDaily free sugar limitIn 1 lemon (about 60g)% of that
Adult30g0g
0%
Age 11 to 1730g0g
0%
Age 7 to 1024g0g
0%
Age 4 to 619g0g
0%

Fat in Lemon: naturally very low

Lemon is naturally very low in fat, with about 0.18g per portion and 0g of added fat. Only around 0.02g is saturated, well within the daily maximum for every age group.

Age groupMax saturated fatIn 1 lemon (about 60g)% of that
Adult24g0.02g
0%
Age 11 to 1727g0.02g
0%
Age 7 to 1022g0.02g
0%
Age 4 to 618g0.02g
0%

Fibre in Lemon by age

Fibre supports healthy digestion, and most people in the UK do not get enough. A portion provides about 1.68g. Because children need less fibre than adults, that same portion covers a bigger share of a younger child's target.

Age groupRecommended fibreIn 1 lemon (about 60g)% of that
Adult30g1.68g
6%
Age 11 to 1725g1.68g
7%
Age 7 to 1020g1.68g
8%
Age 4 to 615g1.68g
11%

Carbohydrate in Lemon by age

There is about 5.6g of carbohydrate per portion. There is no single daily target, but roughly half of daily energy should come from carbohydrate; the reference values below are based on that.

Age groupReference carbohydrateIn 1 lemon (about 60g)% of that
Adult250g5.6g
2%
Age 11 to 17275g5.6g
2%
Age 7 to 10225g5.6g
2%
Age 4 to 6188g5.6g
3%

Vitamins and minerals in Lemon

Percentages are share of the daily Nutrient Reference Value (NRV). Under UK and EU rules a food is a source of a nutrient at 15% NRV per 100g and high in it at 30%.

NutrientPer 100g%NRV /100g%NRV /portion 
Vitamin C53mg66%40%high in Vitamin C
Potassium138mg7%4%-

Vitamins and minerals in Lemon, by age

These tables show how the nutrients compare to daily needs across different ages, using UK Reference Nutrient Intakes (RNIs). This differs from the source of and high in labels above, which use the single adult figure (NRV) set for food packaging. Children's needs are lower, so a portion goes further.

Vitamin C in Lemon by age

Vitamin C supports the immune system and helps the body absorb iron from food. 1 lemon (about 60g) contains 32mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In 1 lemon (about 60g)% of daily need
Adult40mg32mg
80%
Age 11 to 1740mg32mg
80%
Age 7 to 1030mg32mg
106%
Age 4 to 630mg32mg
106%

Potassium in Lemon by age

Potassium helps control blood pressure and supports normal muscle and nerve function. 1 lemon (about 60g) contains 83mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In 1 lemon (about 60g)% of daily need
Adult3500mg83mg
2%
Age 11 to 173500mg83mg
2%
Age 7 to 102000mg83mg
4%
Age 4 to 61100mg83mg
8%

Is Lemon processed?

No. Lemon is a NOVA group 1 whole food, the least processed category, eaten in its natural state with nothing added. The sugars are intrinsic, packaged with fibre and water, which is why whole fruits behave very differently in the body from foods made with free sugars.

Lemon nutrition FAQ

How many calories are in lemon?

1 lemon (about 60g) has about 17 calories.

How much sugar is in lemon?

1 lemon (about 60g) has about 1.5g of sugar, roughly 0.4 teaspoons, and none of it is added sugar.

Is lemon good for you?

Yes. Lemon is a whole food providing fibre and a range of vitamins and minerals such as vitamin c. One portion counts as one of your five a day.

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Nutrition data from McCance and Widdowson and UK FoodData Central, per 100g raw edible portion; values are reference figures and can vary by variety and ripeness. Reference intakes: EU NRVs for labelling and UK RNIs (SACN) for age-based needs. For guidance only.