Cytomel is also known as brand or trade name T3, which is Liothyronine Sodium. Liothyronine Sodium is a synthetic variant of the human body’s thyroid hormone. Most bodybuilders and athletes are attracted to the use of T3 as a physique and/or performance-enhancing drug because it exhibits a distinct boost to the body’s metabolism in the effort to metabolize body fat at a greater rate.
As a result, the use of T3 is more apparent during cutting, dieting, and/or pre-contest phases of training