I continued to use it for 8 weeks. At 4 weeks the results are just beginning to kick in as far as muscle gains, to stop short at 4 weeks would not of been very productive. ITs definetly a long term supplement that you must be patient with to see results.
__________________ Mark-Anthony Bailey, CSCS
Exercise Physiologist http://www.MostMuscle.com
"Limits are for people who have them"