Minerals RDA (recommended daily allowance)

                                         USA RDA*                           Europe RDA**        

                                                            (adaults)                                             (adaults)

Calcium  (mg)                        1000                                       800

Magnesium (mg)                 300-350                                     375

Zinc (mg)                               8-11                                         10

Potassium (mg)                     4700                                      2000

Phosphorous (mg)                  700                                        700

* Institute of Medicine, Washington, D.C.Standing Committee on the Scientific Evaluation of Dietary Reference Intakes. NATIONAL ACADEMY PRESS.

** Commission Directive 2008/100/EC