Starbucks Calorie Calculator is a fast, easy tool to estimate calories and nutrients in Starbucks drinks. Choose a category, pick a base drink, select a size, and customize milk, syrups, pumps, and toppings. Results update instantly and show calories, net carbs, fat, protein, and sugar. Use the calculator to compare options, make lower-calorie choices, or plan meals. Values are based on official nutrition data and best estimates; actual drinks may vary by location and barista. Save favorites in your browser and copy orders to share. Simple, clear, and mobile-friendly, it is perfect for quick nutrition checks. Quickly and confidently anytime.