Ensure is a nutritional supplement drink that is designed to provide essential vitamins, minerals, and nutrients for individuals who may have difficulty meeting their daily dietary needs. It is often recommended for those who are elderly, recovering from illness or surgery, or have difficulty eating solid foods. Ensure comes in a variety of flavors and formulations, including high protein, high calorie, and low sugar options. It is a convenient and easy way to ensure that individuals are getting the necessary nutrients to support their overall health and well-being.