Plan ahead. Talk with your health care team before you start a new physical activity routine, especially if you have other health problems. Your health care team will tell you a target range for your blood glucose level and suggest how you can be active safely.
The basic ingredients of jelly beans include sugar, corn syrup, and pectin or starch. Relatively minor amounts of the emulsifying agent lecithin, anti-foaming agents, an edible wax such as beeswax, salt, and confectioner's glaze are also included.
Concrete does the same thing, it is a chemical reaction making it hard, as opposed to a change of state with temperature. What makes Jelly go hard is collagen. This is a protein found in the skin and bones of animals. It is a very long molecule with three strands sort of twisted along its long axis. It also binds well with water. Gelatin powder contains collagen.