A single serving i.e of amla contains 66 calories, 1 gram of protein, less than 1 g of fat, and 15 g of carbohydrates. Regular consumers say drinking a glass of amla juice before a meal fills them up and makes them eat less. Nutritionists say amla boosts metabolism too, making one shed weight faster. Amla has high fiber content and acids like tannic which help relieve constipation and make you look less bloated.