Creatine has a lot of validated scientific evidence behind it… it works. It’s been found that 200-400 mgs of caffeine taken 1 hour before your workout works well. Ephedrine – it it’s legal in your country. Fasted Training – The synergistic differences with creatine, caffeine, and ephedrine can be very different in regards to fed or fasted training. More research is needed in this area. Having personal records and “weight” goals to strive for can make a big difference in motivation.