Patients with Parkinson’s disease may suffer from malnutrition or osteoporosis due to swallowing difficulties and insufficient food intake, or even chronic constipation resulting in stool obstruction, patients should pay attention to the following to ensure a healthy diet: 1. and minerals. Adequate intake of dietary fiber and water can help prevent constipation. Fruits, vegetables and whole grains are rich in dietary fiber, and you should drink at least 8 glasses of water a day. 3, eat less food containing high fat, especially food containing high fat and high cholesterol. 4.Calcium absorption is important for the prevention of osteoporosis, and patients with Parkinson’s disease may also have insufficient calcium absorption due to the restriction of dairy foods, therefore, they should supplement with 1000~1500mg of calcium daily. 5. If a patient cannot eat a balanced diet for some reason and needs vitamins or nutritional supplements, he or she should seek the advice of a doctor or dietitian.