The other possibility is to donate it to your local hospice, if you have one. Lots of people at the end of their lives and up on tube feedings and, again, it isn't always something they have insurance coverage for.
By teh way, we are still fighting with our insurance for coverage, even though they are supposed to. They are claiming they have not been sent a letter of medical necessity which has, in fact, been sent by three different places (the medical oncologists office, the local tube feeding supply place and tyhen us (we sent another copy of what the med. oncologist's office also sent.
I think insurance companies are just squirelly about this.