Mass 550 is the most pivotal advancement in lean muscle acquisition ever introduced. MASS 550 contains two of the most innovative and exotic bodybuilding ingredients available today. The novel combination of Letrosterone and Maslinic acid creates an anabolic environment that promotes lean muscle growth, increased protein synthesis, and a reduction in overall estrogen in the body.

FINAFLEX introduces MASS 550 an intelligently designed bodybuilding product that produces unmatched results in lean muscle acquisition. MASS 550 combines two unique and novel ingredients with other proven compounds producing the most robust sports performance product ever created.

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29.95
$ 29.95