$20
Vitamin B-12 is the "energy vitamin" as it often increases the energy level helping to prevent fatigue.  It also helps to suppress the appetite in weight loss programs as well as having a mild diuretic effect.  It stimulates the utilization of proteins, fats, and carbohydrates in the body. It helps maintain healthy nerve cells and red blood cells and is also needed to make DNA, the genetic material in all cells. B-12 injections should be given on a weekly basis (every 7-10 days) to maintain constant blood levels.

$25
All B vitamins help the body to convert carbohydrates into glucose, which is "burned" to produce energy.  These B vitamins are essential in the breakdown of fats and protein.  B-Complex vitamins also play an important role in maintaining the muscle tone in the gastrointestinal tract and promoting the health of the nervous system, skin, hair, eyes, mouth, and liver.  B-Complex vitamins are a popular choice of athletes. B-Complex injections should be given on a weekly basis (every 7-10 days) to maintain constant blood levels