Tomatoes and onions can be eaten at the same time Generally, there is a dish with tomatoes and onions, and some green peppers, which is very delicious. It's also delicious. You can use it safely.
Tomatoes and onions are good nutritious and healthy vegetables. They are all healthy foods. Tomatoes and onions are incompatible, so they can be eaten together.
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Tomatoes should not be eaten with cucumbers at the same time: because cucumbers contain a vitamin C-decomposing enzyme, it will destroy vitamins rich in other vegetables, and tomatoes are typical vegetables rich in vitamin C. If we eat them together, the vitamin C we take from tomatoes will be destroyed by the decomposing enzyme in cucumbers, and the effect of supplementing nutrition will not be achieved at all.
Tomatoes should not be eaten with fish at the same time: vitamin C in food will inhibit the absorption of nutrients by fish. Vitamin C in tomatoes can inhibit the release of copper in fish. It will not only reduce the nutritional value of protein, but also easily produce tannic acid substances that can stimulate the formation of undigested gastric mucosa, causing abdominal pain, nausea, vomiting and other symptoms.
Tomatoes should not be eaten with potatoes at the same time: potatoes will produce a lot of hydrochloric acid in the human stomach, and tomatoes will produce water-insoluble sediments in a strong acid environment, leading to poor appetite and indigestion.