chapter 7 trends in the us food supply 1970 97 judy putnam and shirley gerrior this summarizes major since per capita nutrient supplies it notes that some are con sistent with dietary health recommendations while other contrary to levels of most vitamins all minerals increased from 1994 although historically were deemed sufficient meet needs americans increases recommended intakes for nutrients notably calcium folate translate into greater than those provided as new established nutri ent shortfalls may become apparent introduction consistent now consume a half more grain products fourth fruits veg etables they did eat leaner meat drink lower fat milk moreover steady increase proportion refined flour is enriched 65 percent 90 today changes enrichment standards 1974 1983 along