Without any sugar, you can enjoy good strength by having Optimum Nutrition Serious Mass Chocolate - 6 Lbs. It is best for gaining weight, building more muscles and is a perfect carb protein blend. The most appropriate time to consume it is between meals, in post-workout and before bed. Being a high-calorie weight gainer, it has 1250 calories per serving, 50 grams per protein serving and more than 250 grams of carbohydrates per serving. It is also enhanced with glutamine, creatine and glutamine peptides. It also comprises of 25 vitamins and essential minerals.