 
Typical nutrition values for ½ medium grapefruit (154g) 4% |
 
Typical nutrition values for 8 fl oz (1 cup, 240 mL) grapefruit juice 7% |
- Juice a grapefruit or eat a fresh grapefruit for energy! They're full of thiamin, a water-soluble vitamin that is associated with the action of many enzyme systems, the conversion of food into energy and the production/repair of DNA.
- Older individuals may be at increased risk for thiamin deficiency and should include food sources of thiamin in their daily diets.5
