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“Calories” measures the amount of energy a human can extract from the food. Interestingly, if you cook.a steak (for examples le) it can gain calories, not lose
by alasdair_ 5y ago
“Calories” measures the amount of energy a human can extract from the food. Interestingly, if you cook.a steak (for examples le) it can gain calories, not lose them.
- VBprogrammer 5y agoDoes it really? I thought it was a simple chemical test where you burn a set amount of it and check how much it heats a given amount of water.
- tsimionescu 5y agoThat's the old, less accurate way. By that measure, fiber tends to have quite a lot of calories, as it's a carbohydrate, but that is now known to be wrong - fiber passes through our digestive systems almost completely undigested, and yields almost 0 calories. Today, calorie counts are usually obtained by checking the protein, fat, sugar and fiber contents, and using known values for calorie/g of each. Those well-known values are ideally obtained either through human calorimetric studies, or through burning protein, fat, sugar directly.
- netizen-936824 5y agoCitation for the stake numbers? I can see it being possible, if cooking increases bioavailability
- alasdair_ 5y agohttps://news.harvard.edu/gazette/story/2011/11/why-cooking-counts/ https://news.harvard.edu/gazette/story/2011/11/why-cooking-c... Is one.