31. Ascorbic acid is an example of this effect.32. It also boasts a higher calcium and ascorbic acid ( vitamin C ) content than lemons. 33. It contains ascorbic acid , nicotinic acid and riboflavin. 34. Relatively large doses of ascorbic acid may cause indigestion, particularly when taken on an empty stomach. 35. To further prevent discoloring, use 3 / 4 teaspoon of ascorbic acid per quart of syrup. 36. The molecular formula of this salt of ascorbic acid , it is known as a mineral ascorbate. 37. L-ascorbic acid is synthesized only in the kidneys. 38. Even today all industrial methods for the production of ascorbic acid are based on the Reichstein process. 39. Some urine test strips are protected against the interference with iodate, which eliminates ascorbic acid by oxidation. 40. It is also a useful tool in understanding the reduction mechanism by ascorbic acid ( AscH2 ).