my gym owner in switzerland (german part)
placed 5th in mr universe and 6th twice in damn i forgot which 1.. its really famous... and equally as professional as mr universe.
anyway he suggested trying this product which contains cretein + other stuff

i didnt think HU was germany but the product is german
product contains alot of vitamins

http://sport-fitness.de/index2.html
http://shop.builder.hu/termekek_reszletes.htm4?id=4208