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Lemon juice, fresh

Fresh lemon juice is the liquid extracted from lemons. It consists mainly of water and provides vitamin C, with small amounts of carbohydrate and protein. Per 100g, it contains 91g of water, 36mg of vitamin C, 1.6g of carbohydrate and 0.3g of protein. The carbohydrate listed is entirely sugars, while fat is present only in trace amounts.

Vitamin C supports normal immune function and helps the body absorb iron from plant foods. It is also needed to form collagen, which supports skin, blood vessels and other tissues. Lemon juice is acidic, and frequent contact with teeth can contribute to enamel erosion. Full nutrient figures are shown in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

7 kcal

Energy

31 kJ

Fat

Trace

of which saturates

Trace

Carbohydrate

1.6g

of which sugars

1.6g

Proteine

0.3g

Sale

0g

Alcol

0g

Acqua

91g

Colesterolo

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

2µg

Vitamina D

0µg

Vitamina C

36mg

Thiamin (B1)

0.03mg

Riboflavin (B2)

0.01mg

Niacin (B3)

0.1mg

Vitamina B6

0.05mg

Vitamina B12

0µg

Folato

13µg

Calcio

7mg

Ferro

0.1mg

Magnesio

7mg

Phosphorus

8mg

Potassio

130mg

Sodio

1mg

Zinco

Trace

Copper

0.03mg

Selenio

1µg

Other types of lemon juice

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Lemon juice, fresh, weighed as whole fruit

2 kcal

0.1g

Trace

–

About these figures

Values are per 100g of the food as described (Analysis and literature sources). "Trace" means only a very small amount was found. Nutrients that were not measured are not shown. Salt is calculated from sodium.

Ulteriori letture e riferimenti

  • Public Health England. McCance and Widdowson's The Composition of Foods Integrated Dataset 2021. GOV.UK.

Storia dell'articolo

Le informazioni su questa pagina sono scritte e revisionate da clinici qualificati.
  • 4 Nov 2026 | Ultima versione
  • 3 Nov 2026 | Pubblicato originariamente