When cooking food losses suffered can not be completely avoided, but if you take some protective measures, then make the dishes preserve more nutrients. Such as starch or sizing Guahu eggs, electric efficient heaters not only can feed a lot of moisture and nutrients will not overflow, reduce losses, and not because of the high temperature excessive protein denaturation, vitamins substantial decomposition destruction. Some vitamins have acid alkali feature, they put some vinegar in food may also play a role in the protection of these vitamins. Vinegar also the raw material of calcium dissolved, increase the absorption of calcium. In food production take more boiled, steamed, gas room heater braised, stewing, less fried, fried, grilled approach.