IRON ABSORPTION

This study looks at how much iron healthy US adults actually need. Current guidelines are based mostly on European data, so researchers want to update them for Americans. About 300 men and premenopausal women aged 18–50 will take a safe, stable iron isotope and give blood samples…

This study looks at how well the body absorbs zinc and iron from four types of common beans that have different levels of natural compounds called phytate and polyphenols. Fifteen healthy young women will eat each bean variety in a random order, and researchers will measure miner…

This study looks at how living at high altitudes affects the body's iron levels. Iron is important for carrying oxygen in the blood, and high altitudes may change how much iron you absorb and lose. Researchers will give 120 healthy adults a special iron tracer and track it over a…

This study looks at how well malnourished children absorb iron from ready-to-use therapeutic foods. Researchers will compare healthy children with those who have acute malnutrition to see if too much iron causes problems like diarrhea. The goal is to make a safer, more effective …