Pregnant mothers may experience pregnancy reactions such as dizziness, nausea, vomiting, loss of appetite, and weakness in limbs in the early stages of pregnancy. What foods can you eat to relieve the discomfort of morning sickness? The first is sour food. Because it can stimulate gastric acid secretion, increase the activity of digestive enzymes, promote gastrointestinal motility, and increase appetite. Lemon is rich in vitamin C, which has the effect of strengthening the spleen and digesting food.