Most foods that are naturally rich in vitamins, minerals, and other healthy stuff lose some of that nutritional wealth over time. How fast nutrient depletion happens depends on the food. For example, a carton of orange juice loses all of its disease-fighting antioxidants just a week after its opened.
Does cooked food lose nutrients over time?
The longer a food is cooked, the greater the loss of nutrients (9). Summary: Some nutrients, particularly water-soluble vitamins, are lost during the cooking process. Raw fruits and vegetables may contain more nutrients like vitamin C and B vitamins.
How long does it take for food to lose its nutritional value?
Most produce loses 30 percent of nutrients three days after harvest – Chicago Tribune.
How foods lose nutrients?
A variety of things can happen during the growing, harvesting, storage and preparing of food that can affect its nutritional content. Processes that expose foods to high levels of heat, light or oxygen cause the greatest nutrient loss.
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