Raisin grapes are an uncommon fruit, rich in vitamins, minerals, fiber and other nutrients, and can be consumed in moderation to supplement the body’s nutritional needs, but should not be consumed in excess, or consume unripe Raisin grapes to avoid adverse effects on the body. The main contraindications to the consumption of grapes include the following: 1. Avoid eating too much: grapes contain a lot of dietary fiber, which may be difficult to digest, resulting in symptoms such as bloating, constipation or diarrhea; 2. Avoid eating unripe and spoiled grapes: eating unripe or spoiled grapes may cause some stimulation to the gastrointestinal tract, resulting in abdominal pain, diarrhea and other uncomfortable symptoms; 3. 3. People with weak digestive function should avoid eating on an empty stomach: grapes contain a certain amount of fruit acids, which may lead to excessive secretion of stomach acids on an empty stomach, resulting in acid reflux, nausea, vomiting and other gastrointestinal symptoms; 4. Diabetic patients should not eat large amounts of grapes: grapes contain a certain amount of sugar, and excessive consumption by diabetic patients may increase blood sugar and aggravate their condition. The grapes are cold, and when eaten with seafood and other cold foods, they can damage the spleen and stomach, causing abdominal pain and diarrhea.