A common question asked by many health conscious people is whether it is necessary to take a multi-vitamin or dietary supplement each day. The real simple answer depends on the quality of your diet. The human body has a certain requirement for all known vitamins and minerals which have been conveniently categorized as 'Recommended Daily Allowances' (RDA by the FDA). These minimal requirements for vitamins and minerals were developed half a century ago to make public the smallest amount of each substance required to prevent diseases which were associated with an RDA deficiency. Current research is continually proving that the RDA specifications are not always the optimal dose necessary to prevent vibrant health into old age.To supplement or not supplement, that is the question. Most...