Most people feel faint when they are fasting. There are 3 ways how to keep your stamina when you are fasting. First of all, when you have supper, never drink cold water because it is very easy to make you thirsty. Maybe in several hours later you will be thirsty again. The solution is you have to drink mineral water, warm milk or warm tea. Second, don't eat too much. If you eat too much, you will be hungry easier. Just eat commonly. The most important is you have to notice the composition of the foods such as protein, carbohydrate, vitamin, calorie, etc. You can get it all by eating meat, egg, tofu, vegetables and fruits. Last, you can drink suplement to keep your stamina. Although you are fasting, you must do your daily activities. So, you can drink the suplement after having supper. Now, you are ready to face the fasting month. Keep doing good and do the best for your self.