2. The nutrients in grapes and yogurt will not react, reducing each other's nutritional value, affecting the human body's absorption of their nutrients, and will not produce toxic and harmful substances, threatening the health of consumers. So you can eat them together, but be careful not to eat too much. Because dietary fiber in grapes can accelerate intestinal peristalsis, probiotics such as lactic acid bacteria in yogurt can also promote intestinal peristalsis. If you eat too much, it is easy to cause symptoms such as diarrhea.