CRITICAL MASS SHOULD BE USED BY:
Individuals wanting a calorie-dense body mass gain formula
Hard-gainers that struggle to put on weight (people with a high metabolic rate)
Strength athletes, bodybuilders & weight-lifters
High energy athletes such as rugby players, boxers, wrestlers, etc.
Anyone wanting to bulk-up, gain muscle weight, or improve all-around athletic performance
Aerobic athletes wanting to build muscle or increase strength