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

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 2.2 inch
Height : 1.7 inch
Length : 4.5 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 2.4 ounce (View shipping rates and policies)

ASIN : B00OY67W98