Yes I have used the blue labled RT Test250 and RT Deca 300 and lovin' it..I'm in my 8th week...up 15lbs. and waist size is down an inch...Rt is the best gear I have used...I have 2 friends that started there new RT batches of Test400..Yes the pretty white ones with the rainbows!! I let you guys know how it turns out for them!!