Food dryer with fan is pretty good investment. You can get dryed fruits like bananas, without all preservatives, sugars and salts.
Fructose says hi.
Sugar: THE BITTER TRUTH: https://www.youtube.com/watch?v=dBnniua6-oM
It's a presentation by Robert H. Lustig, MD, UCSF Professor of Pediatrics in the Division of Endocrinology.