A vitamin is an natural molecule (or related set of molecules) which is a necessary micronutrient that an organism needs in small portions for the correct functioning of its metabolism Essential nutrients cannot be synthesized in the organism, either in any respect or not in enough quantities, and therefore should be obtained by means of the weight loss program Vitamin C might be synthesized by some species however not by others; it is not a vitamin in the first instance but is within the second. These foods are considered fortified with folic acid. Dietary Reference Intakes is the overall term for a set of reference values used for planning and assessing nutrient intake for healthy folks. Some scientists argue that getting vitamin D from supplements is not as efficient as getting it straight from the solar, as the method that happens earlier than the physique makes vitamin D from sun … Read the rest