Nutritional Quality of Gnetum africanum Welw Leaves Harvested in Makoua and sold on the Markets of Brazzaville

Gnetum africanum is one of the most consumed NTFPs in Brazzaville. These leaves are rich in water (51.37%). The titratable acidity is 0.78%. The lipid, protein, carbohydrate and fiber contents are respectively: 7.34%, 16.61%, 17.95% and 36.70%. The ash content is 6.73%. Among the ions identified, we have: Iron: 0.014%, Calcium: 0.96%, Magnesium: 0.44% and Phosphorus 0.25%. The calculated energy value gives 204.28 Kcal/ 100g. The leaves of G. africanum studied are a good source of dietary fiber and minerals.