Determination of nutritional constituents of guava (Psidium guajava) leaves powder

Abstract

Guava (Psidium guajava) leaves are nutrients rich and value adding dietary plant. It contain plenty amount of macronutrient and micronutrients which posses several medical properties to cure diabetes, heart diseases, cancer, diarrhoea, anaemia and digestive problem etc. In the present study, guava leaves were dehydrated (cabinet dryer) at 600C for 45 minutes and powder was made. Nutrients analysis of guava leaves powder shows the presence of Moisture (g) 2.77±0.01, Total Ash (g) 20.84±1, Total Fat (g) 5.05±0.015, Protein (g) 2.29±0.01, Carbohydrate (g) 38.23±0.1, Energy Value (K Cal) 290.2±1, Crude Fiber (g) 5.41±0.001, Phosphorus (mg) 360±0.12, Calcium (mg) 1660±1, Magnesium (mg) 440±1.5, Iron (mg) 13.50±0.001, Sodium (Na) 2.48±0.01, Potassium (mg) 2.24±0.01, Zinc (mg) 0.23±0.001 by using standard laboratory methods.