A. Drinking plain water after dinner is the best beverage one can consider. However, ginger tea, lemongrass tea, peppermint tea, chamomile tea, and other herbal tea can be consumed after dinner. For example, peppermint contains menthol that relieves indigestion and nausea. Chamomile tea contains essential micronutrients that manage stress and promote quality sleep and digestion. In various in-vivo studies, chamomile tea prevents stomach ulcers and inhibits the growth of bacteria. It also treats nausea, gas, and other minor digestive issues.