MASS STACK BLEND
S4 or Andarine, adheres to androgen receptors found in preadipocytes and adipocytes, by regulating these receptors it contributes to the control of adipose tissue development. Since Andarine shows an affinity towards these androgen receptors, a direct fat burning effect is obtained. This SARM also decreases lipoprotein lipase, an enzyme that causes the accumulation of body fat, while increasing vascularity and promoting a hard look in the muscles with no fluid retention.
If you want more muscle mass in addition to definition, then combine it with Ostarine (MK-2866). Ostarine greatly helps with nutrient partitioning, this feature helps to gain muscle while losing fat. Ostarine is half as anabolic as testosterone and has been shown to be beneficial in healing or preventing injuries to tendons, bones and ligaments