Guava is a kind of flat and warm fruit, not a cool fruit or a hot fruit. It has astringent and astringent effects, and moderate consumption can stop diarrhea, bleeding and itching. However, consuming it in large quantities may lead to constipation or fire. Therefore, guava should not be consumed by those who suffer from constipation or have internal fire.

On how to eat guava, you can refer to the following:

1. Direct consumption: Wash the guava and cut it into small pieces and consume it directly. This way of eating can retain the original flavor of guava and also absorb the nutrients in it.

2. Juice: Juice the guava to drink. This method extracts the nutrients from the guava and gives it a refreshing taste.

3. Boil: Slice the guava and boil it in water. This method can alleviate the warmth of guava and also act as an astringent to stop diarrhea.

4. Combine with other foods: You can combine guava with other fruits or ingredients to make juices, salads, desserts, etc.

In short, guava can be eaten in a variety of ways, so you can choose the right way to eat it according to your personal taste and needs.