In other words, if they can by a kilogram of meth, cut it with a substance, and then sell one and a half kilograms, their profit is bigger. Dealers do this to increase the weight of the meth so they can make more money from selling it. At each step along the way, a dealer can alter the drug by 'cutting' it, or mixing in additives. By the time meth is purchased by the person who intends to use it, it's likely passed through many hands, starting with the actual manufacturer and then through various dealers. These additives, which can be anything from sugars to milk powders, to other drugs or substances – anything that looks like the methamphetamine. The methamphetamine that is sold on the streets today isn't just dangerous in itself, it frequently contains additives that can make it even more damaging to the body.
