Grapes are high in several important nutrients.

One cup (151 grams) of red or green grapes contains the following nutrients (1):

Calories: 104
Carbs: 27.3 grams
Protein: 1.1 grams
Fat: 0.2 grams
Fiber: 1.4 grams
Vitamin C: 27% of the Reference Daily Intake (RDI)
Vitamin K: 28% of the RDI
Thiamine: 7% of the RDI
Riboflavin: 6% of the RDI
Vitamin B6: 6% of the RDI
Potassium: 8% of the RDI
Copper: 10% of the RDI
Manganese: 5% of the RDI
One cup (151 grams) of grapes provides more than a quarter of the RDI for vitamin K, a fat-soluble vitamin vital for blood clotting and healthy bones

Theyre also a good source of vitamin C, an essential nutrient and powerful antioxidant necessary for connective tissue health