The total amount of carbohydrate is 10 grams, or three percent of the daily value, and two grams of protein. Spinach also contains generous amounts of both magnesium and calcium, two minerals important in building strong bones, and combating osteoporosis in later life. Chlorophyll has a chemical formula remarkably similar to that of hemoglobin, and researchers have learned that an intake of chlorophyll will raise the hemoglobin of the blood. The plant contains from 10 to 20 parts per 1,000 by weight of chlorophyll. The leaves also contain a large amount of saltpeter.
Spinach requires rich garden soil with abundant nitrogen.
Popeye gets off his ship to meet Olive Oyl. Bluto follows the couple to a fairground, where the two sailors compete for Olive's attention. Bluto eventually ties Olive to the train tracks. Popeye scarfs down some spinach, beats Bluto in a fight, and then stops the train and saves Olive. Spinach has become a favorite among home gardeners, who can go out each night and harvest just the amount that they need for a nice supper salad.