According to WHO , substances that are added to food to preserve or enhance the freshness, safety, taste, texture, or appearance are called food additives. Some of the common additives include salt, sugar, and sulfur dioxide. Additives ensure the food is in good condition throughout its transportation from factories to shops and buyers. According to the experts of leading food testing labs in Chennai , there are five essential components to food shelf-life testing: Organoleptic and Appearance This testing includes checking for color, texture, aroma, packaging, separation, and taste of the food. These are highly important as a buyer makes his choice depending upon all these. 2. Degradation of fats and oils or rancidity The best Food Shelf-life Testing labs in Chennai use rancidity test to determine the oxidation level in a food sample. When a lipid becomes rancid, its quality degrades, thereby giving a foul smell and stale taste. 3. Microbiology an...