No one needs more than 100 percent of the RecommendedDietaryAllowance (RDA) of a nutrient, says the American Dietetic Association.
美国营养协会表示，我们服用一种营养品时，绝不可超过其标示的建议剂量(RDA)。
2
The results showed that their mean daily intake of energy of sanatory stage and work stage had reached 156% and 97% of the recommendeddietaryallowance respectively.
结果表明，疗养期和作业期矿工的平均每日热能摄入量分别达到其供给量标准的156%和97%。
3
Most Americans do not eat the RecommendedDietaryAllowance(RDA)of magnesium (280 mg. for women, 350 mg for men), says Dr. Mildred S. Seelig, former president of the American College of Nutrition.