Nutrition Facts

Vitamin C

 Grapefruit Juice

Typical nutrition values for 8 fl oz (1 cup, 240 mL) grapefruit juice

  • Grapefruit juice is an excellent source of vitamin C (also known as ascorbic acid). In fact, an 8-ounce glass of grapefruit juice provides at least 100% of the Daily Value for vitamin C! Vitamin C is one of the most powerful antioxidants, which may help neutralize free radicals. Many scientists believe the long term presence of free radicals may damage cells and tissues and contribute to the development of certain chronic diseases.
  • Vitamin C can support a healthy immune system to help the body resist infection. A serving of grapefruit juice can provide vitamin C and a host of other nutrients that your immune system needs to stay strong and healthy.1,2 Fruit and vegetables, especially citrus fruit, are primary contributors of vitamin C in the diet. A diet rich in fruits and vegetables may help reduce the risk of various types of cancer, such as esophageal cancer.3
  • Vitamin C may help support the production of collagen to help keep skin looking youthful and glowing. Collagen breakdown in the skin may contribute to the appearance of wrinkles.
  • Vitamin C can help increase iron absorption. Iron deficiency is one of the most common nutritional deficiencies worldwide and has been reported in 9%-16% of the adolescent and adult female population in the United States.4 Vitamin C can help boost the absorption of non-heme iron (the iron found in plants, not meat products).5 So including a glass of grapefruit juice before eating a spinach salad may help your body absorb more iron from the spinach. Vitamin C-rich foods should be included daily to get the most iron out of foods.
  • Vitamin C is important for healthy body growth! It helps babies grow and helps build strong bones and teeth. And, it helps the expecting mom's body absorb certain forms of iron. Vitamin C requirements are 13 percent higher when a woman is expecting.6


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