Guava is an incredibly delicious tropical fruit. It is usually oval in shape with light green or yellow skin. The fruit is loaded with tiny hard edible seeds. It has an unique flavour and fragrance.Guavas are an excellent source of dietary fiber. Hence, they induce healthy bowel movements. Guavas are the best natural solution for constipation. Guavas are a weight-loss-friendly food. With only 37 calories in one fruit and 12% of our recommended daily fiber intake, they are a filling, low-calorie snack.