There are 69 calories in 100 grams of Grapes. This low calorie fruit can help to cleanse and detoxify the body. Carbs. For this 100g serving the Protein content is 0.72 g, the Fat content is 0.16 g, the Carbohydrate content is 18.1 g. The lowest amount of calories in 100g is in Grapes, muscadine, raw which contains 57 kcal. About us | Using the list below for the 3 different green grapes nutrition entries in our database, the highest amount of calories is found in Grapes, red or green (European type, such as Thompson seedless), raw which contains 69 kcal of calories per 100g. 110 calories. For this 100g serving in your diet, the amount of Protein is 0.81 g (1% RDA), the amount of Fat is 0.47 g (1% RDA) and the amount of Carbohydrate is 13.93 g (11% RDA). This gives as percentage of the recommended daily allowance 3 % of the RDA. Green or red, European-type seedless grapes have 3 calories per grape. Sugars 15.4g. Add Tesco Green Seedless Grapes Punnet 500G add Tesco Green Seedless Grapes Punnet 500G to basket. This food profile is part of our list of food and drinks under the general group Fruits and Fruit Juices.Other important and calories related nutrients are Protein, Fat and Carbohydrate. 100g of green grapes have about 69 calories (kcal).