MEDI231 Lecture Notes - Lecture 12: Food Composition Data, Scientific Literature, Foodworks
6 Aug 2018
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Competently use software with australian nutrient databases to assess an individual diet record or history. Industry data: british, nz and us food comp tables, recipe calculation, other data. How do you sample a food for analysis: should be representative, should avoid convenience samples, should cover a wide range of products, selection strategy required, as inclusion of all foods is costly and unfeasible. Food sampling should consider the variability: food of biological origin, seasonal differences soil composition, climate, cultivar differences, natural variation, manufactured food, storage conditions and duration, manufacturing processes, recipe formulations etc, food is sampled as a recipe. Increased variability from amount of ingredients added, cooking times/techniques applied: composite dishes. What does(cid:374)(cid:859)t (cid:272)ha(cid:374)ge: reference quantity of foods contained in a database, per 100g, globally recognised, some databases may additionally show per serve values, nutrient definitions. Infoods tag names = standardised system to id nutrients used in a database: e. g helps to differentiate between cho available and total cho.
