Iron pan cooking can indeed supplement iron, but the efficiency is somewhat low. When cooking in an iron pan, the iron added in the dish is trivalent iron, which is not easy to be absorbed and utilized by people.
In a modern society where life is relatively rich, it is not a wise choice to supplement iron with iron pots.
In order to supplement iron more efficiently, eating red meat is a better way. Red meat refers to beef and mutton, which are red meat when raw.
These meats, mainly heme iron, are of good quality and easier to be absorbed by people, much better than red dates, spinach and iron pots.
In addition, in normal diet, pay attention to supplement more vitamin C, can also help absorb iron, iron supplement effect is better.
Therefore, if you have the conditions to eat meat, you should not expect iron pots.