13.0kg lean mass in 2.5 months. Andreas Vollmann is our Before'n'After #43 and has set a new record. He gained 13.0 lean mass in 2.5 months and reduced his body fat percentage from 13.8% to 7.3%. How? 4 workouts a week, 8h+ good sleep a night and lots and lots of good food. He came to us to take his training to the next level. Goal achieved. congratulations Next goal: 100kg with 6%. Go on....