Nutrients are present in all the fruits but in different quantities. Hence, it is essential to be aware of the nutritional value of fruits before we add them to our health routine. Pink Grapefruit vs Mango Nutrition will help you choose the best fruit among the two. Carbs in Pink Grapefruit and Mango are 10.70 g and 15.00 g respectively. The protein content of Pink Grapefruit and Mango is 0.80 g and 0.80 g. Protein to carb ratio of any fruit must be approximately 1.34. Protein to carb ratio of Pink Grapefruit is 0.07 and in Mango, it is 0.05. Nutritional value of fruits is incomparable to other food items. They provide all the vital nutrients required for proper functioning of our body.