Boost Juice - King William Chocolate Conquer the choc cravings with this low-fat smoothy of chocolate, banana, low-fat milk or soy, vanilla yoghurt & ice. It’s taste without the waist! The Nitty Gritty Details (per 100ml) Energy Kilojoules (kJ): 316 Energy Calories (cal): 76 Protein (g): 3.3 Fat Total (g): 1.2 Fat Saturated (g): 0.6 Carbohydrates Sugars (g): 11.8 Fibre (g): 0.6 Sodium (mg): 29