Well, if you're in the situation, you can deal with this stomachache by natural means as the following:
1. Mix two tablespoons of lemon juice, ginger, and honey with warm water, and then take it after the main meal.
2. Or, mix one teaspoon of coriander powder with a glass of buttermilk.
3. It could also be a teaspoon of cumin mixed with a glass of water.
4. Drink green tea or herbal tea is also highly recommended.
5. Besides tea, mix water with a few drops of peppermint extract after taking the main food.
6. If you intend to eat as much as possible, before, chew a piece of ginger and salt to stimulate digestion to the fullest.
7. Compress your stomach with ice cubes to make you feel more comfortable when you feel full.
8. Lastly, try drinking a glass of water and a mixture of one teaspoon of baking soda to help digestion make it more comfortable.
The most important thing is that you control your appetite. Because if it's excessive, it's not good for your health.