Vitamin B12 and Athletic Performance

Vitamin B12 Absorption and Mature Athletes

"Getting too little B12 can lead to anemia, a deficiency of red blood cells, which is a condition that can cause you to feel tired and weak. When you don’t absorb enough B12 from your food to make red blood cells, your body’s oxygen capacity decreases, along with your endurance."

Read here about the importance of B12 to athletes and how your absorption rate decreases as you age.