Eating food stored in aluminum foil is generally considered safe, as aluminum foil is designed to be food-safe and resistant to chemical reactions. However, under certain conditions, such as when foil is heated with acidic or alkaline foods, there might be a minimal leaching of aluminum into the food. While aluminum has been associated with some health concerns, such as Alzheimer's disease, the scientific consensus is that the amount of aluminum that leaches from foil into food is not significant enough to pose a health risk. It's always best to follow proper food handling and storage practices to minimize any potential risks.