Mutagenic Labz brings you the purest SARMs on the market today, backed with full CoA documents on every product page, you can rest assured you'll get exactly what's written on the label. Mutagenic Labz are a company that got tired of under-dosed, over-hyped products that didn't achieve much other than making your wallet lighter and zero results. SARMs, or 'Selective Androgen Receptor Modulators', are rapidly taking the bodybuilding industry by storm. SARMs effectively build muscle mass, increase strength and power, enhance performance and burn body fat at a level comparable to anabolic steroids and DNP, yet without the dangerous side effects such as liver toxicity or suppressing natural testosterone levels. Pumping Iron Store does not endorse the use of SARMs for human consumption, products are sold for research purposes only.