An Evaluation Method for Lifetime High intake of Functional Foods. You may eat the greatest variety of authentic, whole meals thanks to Methodology, which makes it pressure and simple for you to do so. A healthy diet must be consumed for good nourishment. Food and drink can provide you with the energy and stamina you need. Making better eating decisions may be made easier for you if you comprehend this nutrition terminology. The method of nutrients is the method of obtaining. There are two types of organisms based on how they obtain and use food: Autotrophic and Heterotrophic. Autotrophic nutrition occurs when an organism prepares its food and is not dependent on any other organism. By adopting a duplicate diet technique or a food consumption log, trained study staff can objectively observe dietary intake. To assess potential Dietary exposures, the duplicate diet approach takes identical samples of a subject's typical diet and analyses them.