Nutrients, Vitamins and Minerals Content in Common Citrus Fruits in the Northern Region of Bangladesh

Abstract

Seventeen different common citrus fruits have been analyzed for their content of nutrients: carbohydrate, protein, lipids, vitamins,carotene, thiamine, riboflavin, ascorbic acid, important macro and micro minerals such as sodium, potassium, calcium, magnesium, phosphorous, iron, zinc and copper. Carbohydrate, protein and fats in citrus fruits varied from 4.60-8.50, 5.80-7.90 and 2.50-9.50 g, respectively. The content of carotene, thiamine, riboflavin and ascorbic acid varied different amounts in citrus fruits. The highest contents of Carotene fruits are orange and tomato. Among the analyzed citrus fruits pineapple content the maximum amount of thiamine (0.20 mg 100-1 g) and wood apple content maximum riboflavin (0.15 mg 100-1 g). Amla (Indian gooseberry) fruits contents the highest ascorbic acid 600 mg 100-1 g of fresh edible parts of fruits. Lemon contained the highest amount of calcium. The highest amount of magnesium was found in Black berry (49.80 mg 100-1 g of edible portion of the fruits). Sodium present in different citrus fruits ranged from 1.0 to 28 mg 100-1 g. Wood apple contained the highest amount of phosphorus (98.90 mg 100-1 g) among all citrus fruits. Tomato contained the highest amount of Potassium (275 mg 100-1 g). The iron content in different fruits ranged from 0.10 to 38 mg 100-1 g. Zinc present in fruits ranged between 0.18 to 0.48 mg 100-1 g. Copper content in different fruits analyzed ranged from 0.1 to 0.68 mg 100-1 g of fruits.