The first-fruits of a crop were usually dedicated to the gods to prevent them from being angry; and new canoes, fishing-nets, &c., were dedicated by prayers and offerings, in order that the gods might be propitious to their owners in their use.
What should you know about supplemental vitamins and minerals before you head to the pharmacy? What should you know about iron, calcium, fluoride and combination multivitamins for infants and children? Most children do not need supplemental vitamins or minerals. According to the American Academy of Pediatrics, a diet based on the food guide pyramid provides adequate amounts of all the vitamins a child needs.
I will assume you mean an adult multivitamin as vitamins come in so many different preparations. Generally, the needs an adult multivitamin is designed for are to provide basic supplementation after physical maturity. However, many conditions alter the need for and tolerance to specific vitamins. Therefore, if you have any medical condition it is best to ask your primary care physician.