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49 articles found
Food & nutrition
Fat provides energy, builds cell structures, and helps absorb essential fatty acids and vitamins, but eating too much can cause health problems. This article explains what fat is,
Food & nutrition
Gluten is a net-like mass of protein that forms when two wheat proteins meet water and become entangled. We look at how it forms, how flour types differ, the cooking tricks that st
Food & nutrition
Today's dining tables are more varied and delicious than ever. Crispy fried chicken, golden-brown grilled pork belly, and bread that is crisp outside and moist inside. But behind t
Food & nutrition
Food processing has played an important role in addressing humanity's food supply challenges and improving nutritional status. Today, food processing is evolving beyond techniques
Food & nutrition
Dietary fiber is one of the nutrients frequently mentioned in discussions of our everyday diet. However, many people do not fully understand exactly what dietary fiber is or why it
Food & nutrition
Nova sorts food into four groups by how much and why it has been industrially processed, rather than by nutrients like fat or sugar. This article covers how it arose, what the four
Food & nutrition
Why doesn't honey spoil easily even though it contains water? This article explains water activity, a measure of the free water in food, and how it is measured, the limits below wh
Food & nutrition
Rancidity is the process in which the fats in food break down by reacting with oxygen, water, or enzymes, producing unpleasant smells and flavors and lowering quality. We look at i
Food & nutrition
What is the deep, savory taste that is neither salty nor sweet? This article covers umami from Kikunae Ikeda's discovery to glutamate, inosinate and guanylate, the synergy effect,
Food & nutrition
Two foods with the same 20 g of protein can differ in quality. This article explains the Protein Digestibility Corrected Amino Acid Score (PDCAAS): essential amino acids, the three
Food & nutrition
Gut health and immunity are emerging as important aspects of health in modern life. Because much of our body's immune system begins in the gut, maintaining gut health is essential
Food & nutrition
An emulsion keeps immiscible liquids together as tiny droplets with the help of emulsifiers. From mayonnaise and milk to butter, this piece walks through O/W and W/O types, Bancrof
