1. Combining 3300mg of essential amino acids and whey protein that cannot be produced by the human body, it allows the human body to quickly absorb nutrients. n2. Easy-to-carry bar design, no matter when and where you can take it directly without a shaker cup. n3.1 bag is 4.5g, with 18kcal of calories, which is about 14 of the calories of commercially available protein powder. n4. Refreshing sweet and sour lemon flavor. n5. [Nutrient ingredients display 1 piece 4.5g] n calorie 18kcal, protein 4.0g, lipid 0.1g, carbohydrate 0.4g, salt equivalent 0.01g, free essential amino acid 3.3g