The RDA for vitamin C in smokers is _____ higher than those who do not smoke.Multiple choice question.20 mg/day5 mg/day35 mg/day55 mg/day

What is the RDA for vitamin E?Multiple choice question.1200 mg/day200 mg/day15 mg/day100 mg/day

Smokers need more vitamin C daily than nonsmokers because _____.Multiple choice question.smoking increases vitamin C turnoverthey tend to over-excrete vitamin C from food sourcesthey tend to malabsorb vitamin C from food sources

The RDA for vitamin E for men is _______ the RDA for women.Multiple choice question.higher thanthe same aslower than

Intake of vitamin B-12 from foods in the United States typically ______ the RDA.Multiple choice question.exceedsis well belowequals

What is the current RDA for vitamin D for individuals of age 1 to 70 years?Multiple choice question.20 μg daily10 μg daily15 μg daily