Diesel0022
MuscleHead
- Oct 1, 2013
- 267
- 73
zma Is suppose to significantly improve free test levels. studies back it up, and I've used it - but just on faith. have no proof it really works.
I hope this was a joke. Studies do not back up endogenous increases in free or serum testosterone from zinc, magnesium and vit B when administered to subjects who do not face any nutrient or mineral deficiencies.