As you probably know, ABT is the worldwide leader by a wide margin in adult-nutrition products.
ABT is as consistently reliable a company as I can think of. Probably the only way you'll get ABT cheaper than it is now is if the broad market sells off.
Wow, Ensure is an unusual mix of food and many chemicals and at least in the Developed world, I expect it may follow the path of slow sales like General Mills with all there processed foods. I don’t know a soul who touches the stuff...