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Grapefruit juice, unsweetened

Unsweetened grapefruit juice is the liquid obtained from grapefruit. The figures cover juice sold in cartons, cans and bottles, as well as frozen juice. It consists mainly of water, with carbohydrate supplied as sugars. Per 100g, it provides 140 kJ of energy, 8.3g of sugars and 31mg of vitamin C.

Vitamin C supports normal immune function and helps the body absorb iron from plant foods. Unsweetened juice still contains sugars, which contribute to energy intake, and it provides only trace amounts of fibre. Grapefruit juice can interact with some medicines, increasing their levels in the blood and the risk of side effects. Full nutrient figures are shown in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

33 kcal

Energy

140 kJ

Graisse

0.1g

of which saturates

Trace

Carbohydrate

8.3g

of which sugars

8.3g

Fibre

Trace

Protéines

0.4g

Sel

0.02g

Alcool

0g

Eau

89g

Cholestérol

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

Trace

Vitamine D

0µg

Vitamine E

0.19mg

Vitamine C

31mg

Thiamin (B1)

0.04mg

Riboflavin (B2)

0.01mg

Niacin (B3)

0.2mg

Vitamine B6

0.02mg

Vitamine B12

0µg

Folate

6µg

Calcium

14mg

Fer

0.2mg

Magnésium

8mg

Phosphorus

11mg

Potassium

100mg

Sodium

7mg

Zinc

Trace

Copper

0.01mg

Sélénium

1µg

About these figures

Values are per 100g of the food as described (50 samples; cartons, canned, bottled and frozen). "Trace" means only a very small amount was found. Nutrients that were not measured are not shown. Salt is calculated from sodium.

Lectures complémentaires et références

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

Historique de l'article

Les informations sur cette page sont rédigées et examinées par des cliniciens qualifiés.
  • 4 Nov 2026 | Dernière version
  • 3 Nov 2026 | Publié à l'origine