I know of the foodini, which you can get for $999. ihttps://www.kickstarter.com/projects/456763017/designed-for-healthy-eating-foodini-a-3d-food-prin
Also, 3D Systems is coming out with one later this year for candy and chocolate for $5,000. [www.slashgear.com]
I anticipate that the prices will drop as consumer adoption increases.
ABS filament in 40+ colors,
Flexible filament in 5 colors,
HIPS filament in 8 colors,
Metal PLA filament in 3 colors,
Nylon filament in 3 colors,
PETG filament in 6 colors,
PLA filament in 40+ colors.
Wood filament in 2 colors..