Potassium, K. Reaction with water. When a small piece of potassium is added to water, it produces a hissing sound as it burns with a lilac flame. It also moves about quickly on the water surface. [ image ]. Hydrogen gas is given out in the reaction. The resulting alkaline solution will turn red litmus blue because of the potassium hydroxide formed.
However, a greater alcohol intake depletes the body of certain nutrients, especially amino acids, chromium, vitamin C and the B-complex vitamins like thiamin, folic acid and vitamin B6 - taking supplements of these is recommended for heavy drinkers and those in recovery.
No, they're not and B-complex vitamins don't act like caffeine either. You just won't get any kind of energic buzz from B-complex supplements. If that's what you're looking for, then you're better off with a cup or two of coffee or strong tea. Of course, you can also purchase energy supplements or energy drinks.