Tag: phytochemicals

From Nutrients To Food

Our food choices and preferences, and our idea of what is or is not food, are strongly determined by social and cultural influences. Let me show you some of the things I normally eat in Italy, and that I like a lot. This is a horse steak, pretty common in Europe. This is a steak…

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What is a nutrient?

The food we eat contains nutrients. A nutrient is a substance present in food that exerts a biological function in our body and whose deficiency is incompatible with life. There are six categories of nutrients: carbohydrates, lipids, proteins, vitamins, the essential minerals and water. These are the molecules we cannot live without. For example alcohol…

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What is Nutrient Density? Empty Calories versus Nutrient Dense Foods

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