try more vitamins that will give you energy and carbohydrates will give you power pls correct me if im wrong

I really love that coz I've already tried it. But there is a big issue that
I'm allergic of whey protein. My consultant have forbidden me if I want
my liver working. :(

Mmmm
 

Sounds tasty... What other tips do you have? I have a hard time with my sweet tooth...