It is best not to drink passion fruit honey water on an empty stomach in the morning! ! When the human body is on an empty stomach in the morning, its own gastric acid content is secreted more. Passion fruit honey water can increase gastric acid secretion and stimulate the stomach to some extent. Drinking passion fruit honey water on an empty stomach for a long time in the morning may also cause stomach diseases such as gastric ulcer. Generally speaking, it is most appropriate to drink a cup of warm water on an empty stomach in the morning.