Chart 1. Definitions of various nutrient intake recommendations Examples Recommended Dietary Allowance (RDA)is the estimated average daily nutrient intake sufficient to meet the needs of nearly all (97-98%) of healthy individuals in a particular life stage and sex group.RDA forvitamin B1for adul...
It can be difficult to always eat a well balanced diet.Today’s hurried lifestyle may mean the diet is lacking in many important nutrients(营养物).Storing, preparing and cooking fresh foods can destroy some of the essential (基本的)vitamins we require. Boots Multivitamins ...