There should be facts but these have to be somehow supported by concrete incidents and testimonials. When buying a product, this explains why one has to survey first and avoid being impulsive as previous positive or negative feedback says a lot about a product. However, one need not be a plain imitator thinking that what works to other people will similarly work for him. The tendency of your mind, naturally, is to think that you can't make it so you've got to stop. But, in a way, this is positive. Your mind is telling your body to stop and think. Because, really, you have many things to think about. One is changing your supplement into advanced sports nutrition supplements. There is a list of recommended dietary intakes of calcium for sports women according to their ages. For girls with ages twelve to fifteen, they must have at least one thousand milligrams of calcium per day. For teenagers with ages sixteen to eighteen, on the other hand, should have a normal calcium intake per day, which is eight hundred milligrams. There is such a thing as iron overdose. Consult your physician first before you take iron as part of your sports nutrition supplement. Sports Nutrition Supplements: Proteins and Carbohydrates Protein and carbohydrate are two of the most important sports nutrition supplements. Protein help the muscle grow and gain strength while carbohydrates fuel the body for long hours of exercise ahead. While it is true that drinking enough water and eating a balanced diet is enough for the regular guy, sports people you included need additional nourishment, for the efficient production of energy and fuel. Your rigorous training must be accompanied by the right amount of sports nutrition protein. This will help you maximize your athletic talents and in the process gain more power, strength, and endurance as you train. Eating well should be a part of an athlete s overall training plan. But buying well is a requirement for eating well. Nutritious meals begin at the grocery store. If you purchase the right ingredients, it s a cinch to whip up a nutritious and flavorful meal. Stocking up with healthy staples is critical to good sports nutrition and will give you many options when you get home from a workout.