Corpus luteum - Development and structure. 1  The corpus luteum develops from an ovarian follicle during the luteal phase of the menstrual cycle or oestrous cycle, following the release of a secondary oocyte from the follicle during ovulation.
Iron found in foods is either in the form of heme or non-heme iron. Heme iron is better absorbed than non-heme iron. Foods containing heme iron are the best for increasing or maintaining healthy iron levels. Such foods include (in order of iron-richness) clams, oysters, organ meats, beef, pork, poultry, and fish.
Foods high in iron. 1  Liver and other meats. 2  Seafood. 3  Dried fruits like apricots, prunes and raisins. 4  Nuts. 5  Beans, especially lima beans. 6  Green leafy vegetables, such as spinach and broccoli. 7  Blackstrap molasses. 8  Whole grains. 9  Iron-fortified breads and cereals (check the label)