many people think that spinach and tofu can't be cooked together. According to the research results in recent years, it can be judged that spinach and tofu are not only a good match, but also beneficial to strengthening bones. Why can't spinach be eaten with tofu? There is only one reason: spinach contains a lot of oxalic acid, which will combine with calcium to form insoluble precipitate. However, this statement fails to see another aspect of the problem. < P > Spinach also contains many factors to promote calcium utilization and reduce calcium excretion, including rich potassium and magnesium, as well as vitamin K. Studies have shown that if vitamin K is added at the same time as calcium supplementation, the effect of calcium supplementation can be greatly improved and calcium deposition into bones can be promoted. Tofu rich in calcium and protein, together with spinach rich in vitamin K, potassium and magnesium, is a perfect match for supplementing calcium and strengthening bones. According to scientific proof, so, you can. ...