Grapefruit Nutrition Benefits and Facts

Nutritional summary

Whole grapefruit consumption is associated with a lower risk of developing type 2 diabetes, whereas fruit juice consumption may increase this risk .
Regular intake of whole fruit, including grapefruit, is consistently linked to modest reductions in body weight and a lower risk of obesity .
Grapefruit contains bioactive compounds that can cause clinically significant interactions with certain medications, which may interfere with how the body metabolizes those drugs .
While 100% fruit juice provides several vitamins and minerals, major health organizations recommend limiting juice intake in favor of whole fruit to reduce free sugar consumption and improve fiber intake .
One large cohort study observed a small positive association between high grapefruit intake and all-cause mortality, though researchers suggest this may be due to the inclusion of sugar-rich juices or drug interactions rather than the fruit itself .

Interesting fact

The grapefruit was first documented in Barbados in 1750 and was originally called the 'forbidden fruit' before being renamed for the way it grows in clusters like grapes.

Standout nutrients

ELITE

SOURCE

Vitamin C

ACE

SOURCE

Total Lignans

ACE

SOURCE

beta-Carotene

SOURCE

Molybdenum

kcal per 100g

Protein0.76g

Fat0.21g

Carbs1.64g

Fiber1.38g

Sugar6.93g

Fat breakdown

Polyunsat0.09g

Monounsat0.03g

Saturated0.03g

Seasonality

JanFebMarAprMayJunJulAugSepOctNovDec

PeakIn seasonOther months

Diet

VeganVegetarianPescatarianGluten FreeDairy FreeLow FodmapPaleo

Sustainability

Lighter footprint

Citrus fruits generally have a low carbon footprint, though water usage in semi-arid regions is a factor.

Confidencemedium

Storage

Refrigerate

2–4 weeks

Keeps best in the crisper drawer

Room Temperature

1–2 weeks

Juicier when stored at room temperature

Flavour

Data & Sources

Harmonized from 5 validated sources

French Food Database

1 contributing source food

Phenol-Explorer

1 contributing source food

Swiss Food Database

1 contributing source food

McCance & Widdowson

1 contributing source food

USDA

USDA FoodData Central

1 contributing source food

Claim citations

Change in habitual intakes of flavonoid-rich foods and mortality in US males and females - PMC

[4]pmc.ncbi.nlm.nih.gov

Fruit consumption and risk of type 2 diabetes: results from three prospective longitudinal cohort studies - PMC

[7]pmc.ncbi.nlm.nih.gov

Whole Fruits and Fruit Fiber Emerging Health Effects - PMC

[9]pmc.ncbi.nlm.nih.gov

Intake of 100% Fruit Juice Is Associated with Improved Diet Quality of Adults: NHANES 2013–2016 Analysis - PMC

[10]pmc.ncbi.nlm.nih.gov

Consumption of 100% Fruit Juice and Body Weight in Children and Adults: A Systematic Review and Meta-Analysis - PMC

[11]pmc.ncbi.nlm.nih.gov

Association of flavonoid-rich foods and flavonoids with risk of all-cause mortality - PMC

[12]pmc.ncbi.nlm.nih.gov

Coverage

Nutrients

FoodCompass

100.0

Version

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