Originally Posted by VJ Bella
This Bella has been using jacked for 3 years. I swear by the stuff but I don't use it more than once or twice a week and I now stack it with yocked (another Usp labs product) that's an NO booster. I also recently started taking assault by muscle pharm which doesn't jack you up quite as much but I get a good clean energy off it. I definately can't take jacked every day or I build up a tolerance. I also don't eat big meals before I take it as it doesn't seem to work as well.