I'm not sure where you're getting your numbers - but a four pack of Ensure Complete can be had for ~$9 or less. It's not the cheapest thing in the world, but I

I'm not sure where you're getting your numbers - but a four pack of Ensure Complete can be had for ~$9 or less. It's not the cheapest thing in the world, but I can comfortably drink three for breakfast, lunch, and midday snack and have a regular, home cooked dinner and still keep daily food intake cost below $15.