What is the healthiest substitute for sugar?

[martinahandy]

Sugar is higher on the glycemic index (GI) than honey, meaning it raises bloodsugar levels more quickly. This is due to its higher fructose content, and the absence of trace minerals. But honey has slightly more calories than sugar, although it is sweeter, so less may be required.

http://www.jrhealthblog.com/what-is-the-most-dangerous-type-of-sugar/