The edible portion of export quality fruit ranges from 67 to 78 percent of the whole fruit. The energy value averages 458 kJ/100 g. The sugar content is very high. Composition of longan per 100 g edible portion is presented in Table 1.
Table 1. Nutritional composition of longan fruit
Calorie |
Moisture |
Protein |
Fat |
Carbohydrate |
Fibre |
Ca |
P |
Fe |
Vit. A |
Vit B1 |
Vit B2 |
Niacin |
Vit. C |
109.0 |
72.4 |
1.0 |
0.5 |
25.2 |
0.4 |
2.0 |
6.0 |
0.3 |
28.0 |
0.04 |
0.07 |
0.6 |
8.0 |
Source: Wong and Saichol (1991).