2. Loquat is rich in protein, dietary fiber, vitamins, carotene and trace elements, which has high nutritional value. Moderate consumption can play a role in clearing away heat, moistening lung, resolving phlegm, relieving cough and relaxing bowels. But loquat is a cold fruit, and it contains a lot of sugar. Eating too much will cause discomfort. It is suggested that an adult should eat about 5- 10 loquat a day.