Massive Male Plus Ingredients :- Massive Male Plus Ingredients Clinical trials involving this supplement revealed that 64% of participants were able to achieve noticeable muscle mass while using this product whereas 79% of participants felt that they felt better and had greater amounts of energy. Based on the clinical trials, it would appear that Instarect is more than capable of working the way it is intended. However, it is always best to remember that supplements like this one may not provide the same results for you as they may for someone else.