Most importantly, you'd have gotten a real bite of cheese, not a stringy excuse for one. Eating this cheese keeps you energetic and boosts muscle strength. Properly stored, an unopened package of string cheese will last for about 1 week after the Sell By or Best By date on the package. One of the best benefits of mozzarella cheese is that it is a powerhouse of protein. To further extend the shelf life of unopened string cheese, freeze it; when freezing, place string cheese … Source Of Potassium: Potassium is another key mineral that is found in this cheese … Found in the cheese case of your grocery, you … Cottage cheese has about 13 grams of protein in just half a cup, and is only 20 calories per ounce. Made from mozzarella cheese, individual sticks can be peeled into long stringy fibers, which make them fun to eat. Even string cheese is a better option than beef jerky, and tends to be just as convenient, Brown-Riggs said, but watch out for the fat content of such cheeses. But you'll enjoy none of those benefits if you play by conventional string cheese rules. High quality cheese sticks are not a processed cheese food, but the real thing. If you want a source of protein, mozzarella cheese makes a good choice. It is also high in calcium and phosphorus, which contribute to the health of your bones.Cottage cheese also contains casein protein, which promotes muscle recovery.You can find almost any type of cottage cheese whether it’s non-fat, low fat, or just regular cottage cheese. 9.