This essence summary teaches you to buy healthy and safe nuts!
When buying and frying pistachios, try to choose the original flavor, few additives, simple processing and fresh (if packaged, try to choose the one near the shelf life), buy as little fried as possible, and try to seal the small package when you buy it home. In addition, nuts are delicious but should not be overdone, and 50g per week is appropriate.
Don't buy moldy peanuts. 20 17 the United States food and drug administration reprinted and released the list of carcinogens of the international agency for research on cancer of the world health organization, one of which included moldy peanuts. Remember: don't buy moldy peanuts, throw them away as soon as they get moldy.
Black walnuts, be careful to buy high-quality walnuts with yellowish skin. If the skin color is too white, it may have been smoked by sulfur. If it is black, it may be that the oil has been rancid for too long and then penetrated into the skin.
It is best to weigh the heavy walnuts and rub them with your hands. If there is fine powder, it may be washed. Authentic walnuts smell a touch of woody. If the smell is pungent, be wary of being soaked in hydrogen peroxide.
Black and shiny chestnuts, be careful to buy normal sugar fried chestnuts. The color is chestnut, not very black, shiny. If the chestnut skin is too Huang Liang or shiny, it feels smooth and does not stick to your hands, and it will remain this color for a period of time. It may be fried with paraffin, so don't buy this kind.
The melon seeds with many insect eyes should be carefully purchased and stored improperly, which is easy to be polluted by microorganisms such as Aspergillus oryzae and produce toxic and harmful substances. At the same time, you can touch the surface texture of melon seeds. There are natural lines on the surface of melon seeds, and each melon seed has different degrees of depression. If the melon seeds are unusually greasy, they may have been treated with talcum powder.
Open pine nuts, buy less pine nuts and it is best not to buy pine nuts. Pine nuts are high in unsaturated fat, lose the protection of the shell, are easy to be oxidized, and their health care efficacy is greatly reduced, and they are very easy to get wet and moldy. In addition, when buying pine nuts, you should smell them carefully. The smell of fresh nuts is good.