As you get older, your eating habits have a tendency to deteriorate. Often you will not eat adequately, so you take vitamins and supplements. Another thing you often need more of is protein. This item provides 100% of the daily protein requirement perserving for the average sedentary man (that's me) for 17 days and it tastes fantastic. It lso provides BCAA, which helps with weight loss, fatigue, and muscle growth.
Many use whey protein shakes along with workouts to bulk up, we use it as a dietary supplement. Right now there is a 25% coupon on the listing, thanks to the Viralix extension for pointing it out.