References in periodicals archive ?
Researchers at UC San Diego and Creighton University have challenged the intake of vitamin D recommended by the National Academy of Sciences (NAS) Institute of Medicine (IOM), stating that their Recommended Dietary Allowance (RDA) for vitamin D underestimates the need by a factor of ten.
The research also found that vitamin D intake was low among the athletes, falling below the recommended dietary allowance (RDA) of 7.
According to the medical textbook Modern Nutrition in Health and Disease, the diet should be supplemented with multivitamin preparations containing one to five times the normal Recommended Dietary Allowance.
A joint study by the Indian Council of Medical Research found that calcium intake was only 63 percent of the recommended dietary allowance (RDA) for boys and 53 percent for girls.
The recommended dietary allowance for most people is set at 600 IU per day, whereas the upper intake level (UL) is 4000 IU per day.
When the release of the Institute of Medicine's (IOM) research led to a Recommended Dietary Allowance (RDA) for vitamin D, the Mushroom Council issued a news release indentifying fresh mushrooms as a natural source of the nutrient to help consumers meet the new recommendation.
Previous recommendations for vitamin D and calcium intake were defined in terms of adequate intake, which is not the same as recommended dietary allowance (RDA), noted committee member Patsy Brannon, Ph.
For most healthy adults, the Recommended Dietary Allowance (RDA) of folate--from natural as well as fortified foods and vitamin supplements--is 400 micrograms (mcg) a day.
The recommended dietary allowance (RDA) for magnesium is 420 mg/day and 320 mg/day for adult men and women over 30 years of age, respectively.
8 [micro]M ascorbate in blood serum for healthy volunteers receiving the recommended dietary allowance of 60 mg vitamin C daily (Levine et al.
But there is currently no recommended dietary allowance for adults, so it is difficult to judge how much a person actually needs.
Multivitamins usually contain the recommended dietary allowance of vitamin E (22 IU or 15 mg) and vitamin C (75 mg to 90 mg), while individual supplements contain doses up to 1,000 IU of vitamin E and 500-1,000 mg or more of vitamin C.

Full browser ?