When it comes to fruits, guava undoubtedly tops in taste if you get the right one! It is especially recommended for people who are on diet or for diabetics.
Guava controls diabetes and it is good for constipation. Guavas are high in vitamin A and vitamin C and contain high amounts of dietary fiber. This fruit is a reasonably good source of potassium, which can assist in regulating blood pressure.
Scientists in India have come to the conclusion that guavas consumed with the skin can actually raise blood sugar levels almost immediately. For people suffering from diabetes, it is best to peel off the skin.
This is a relatively inexpensive fruit and is a rich source of vitamin C. It has maximum amount of vitamin C compared to other fruit except Indian gooseberry. It contains four to ten times more vitamin C than do some citrus fruits. The vitamin C is an antioxidant helping to neutralise potentially harmful free radicals. 100 gms of country variety of guava provides 212 mg of vitamin C where as hill variety have only 15 mg of vitamin C per 100 gm. The guava contains very little vitamin A or carotene but it is fairly rich in most other mineral elements. Even though country variety have small amount of carotene (pro vitamin A) it is of alpha type (poor variety).
Country and hill varieties of guava give 51 kcal and 38 kcal of energy per 100 gms. The relative less content of calories in guava makes it suitable for diabetes and weight reducing programmes.
Gauva is the only fruit that can be had by Diabetic patient on daily basis.Source: Nutritional values taken from Internet.