Question

Kayla was a participant in a clinical study to determine how much vitamin C cures scurvy, the vitamin's deficiency disease. During the study, Kayla consumed only a formula diet that was nutritionally complete, except it did not contain vitamin C. Within a few weeks, Kayla developed scurvy. At that point, researchers gave 2 mg vitamin C to Kayla each day for a week, but her signs and symptoms of scurvy remained. In the weeks that followed, the scientists continued to increase Kayla's intake of the vitamin by 2 mg/week. After a week of taking 10 mg of vitamin C/day, Kayla reported feeling much better. Based on this information, the researchers concluded that Kayla'sA. RDA for vitamin C is 10 mg, plus 15 mg as a margin of safety.B. requirement for vitamin C was 10 mg.C. ER for vitamin C was about 10 mg.D. AI for vitamin C was 100 mg, which is 10 times that amount that cured her case of scurvy

Answer 1

Requirement for vitamin C was 10 mg.

Step-by-step explanation:

Vitamin C is the water soluble vitamins present in the human beings. Vitamin C is important for the gums and this enzyme can acts as cofactor for metabolic reactions.

Deficiency of vitamin C causes scurvy. The scurvy can be treated by inclusing the vitamin C in the diet. The intake of 10 mg vitamin C per day, Kayla feels better. Hence, doctors can conclude that she requires atleast 10mg of vitamin C per day to treat her scurvy.

Thus, the correct answer is option (B).