Ensure is a nutrition drink brand that was created by Abbott Laboratories in 1973. It is a nutritional supplement drink that is designed to provide complete, balanced nutrition for adults. It comes in a variety of flavors and is available in both ready-to-drink and powder form. It is a popular choice for those looking for a convenient way to get the nutrients they need. ENSURE also offers specialized products for those with specific dietary needs, such as those with diabetes or those who are lactose intolerant.