Excesses of these vitamins are stored in the liver, and are not needed every day in the diet. For more information on fat-soluble vitamins, see fact sheet 9.315 Fat-Soluble Vitamins: A, D, E, and K. In contrast, water-soluble vitamins dissolve in water and are not stored by the body. Since they are eliminated in urine, we require a continuous daily supply in our diet. The water-soluble vitamins include the vitamin B-complex group and vitamin C.
Citrus fruits are near the top of the list for vitamin C-rich foods. Eight ounces of fresh-squeezed orange juice has nearly 125 milligrams of vitamin C. Diluted frozen orange juice from concentrate has a little less -- about 95 milligrams per 8-ounce glass. Raw white or pink grapefruit juice each provide more than 90 milligrams of the vitamin in an 8-ounce serving.
Nutrients in orange juice may lower your blood pressure. Photo Credit Purestock/Purestock/Getty Images. Along with an entire dayâs supply of vitamin C, a cup of orange juice delivers potassium, folate and natural citrus bioflavonoids.These nutrients fill essential roles that support your metabolism and keep you healthy. They may also help lower your blood pressure.ole of Vitamin C. Orange juice is one of the best sources of vitamin C. Whether you squeeze juice from fresh oranges or go with the convenience of frozen concentrate, 1 cup provides at least 100 percent of your daily vitamin C. In addition to its antioxidant benefits, vitamin C may help lower blood pressure.