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.
Most of us drink between 16-and-36 ounces of green juice. 16 ounces of apple juice or orange juice contains 220 calories. Apple juice and orange juice are the most calorically dense juice. That is, it has more calories per ounce than any other juice.