Yes. Only a small amount of the iron in the foods we eat is absorbed and it varies according to the type of food, and whether other factors help or hinder its absorption. For example, about 20-40 percent of the iron in red meat is absorbed, compared with only 5 percent from some vegetable sources.
Vitamin C improves the body's absorption of iron while the tannins in tea and, to a lesser extent, coffee interfere with this process. So to boost iron absorption, a glass or orange juice is a better accompaniment to a meal than tea or coffee.
** Asian Recipes