Green bell peppers provide 551 IU of vitamin A per 149 g, which is equivalent to about 1 small cup. Red bell peppers are high in this vitamin and are essential for healthy vision. A cup of chopped chili of any color provides more than 100% of the daily value of vitamin C which has antioxidant effects, supports tissue health and immunity.
Peppers also provide folate, which supports the function of red blood cells and is especially important for pregnant women as it helps prevent certain types of birth defects in the fetus.
Bell peppers are also a great source of vitamin K, which is essential for blood clotting. If cooked for a short time over low heat, bell peppers retain most of their sweetness, and the content of flavonoids, a good nutrient.
All bell peppers of all colors are high in potassium. This mineral helps keep fluids and minerals in balance in the body, boosts muscle function and regulates blood pressure. One cup of green peppers contains 261 mg of potassium, while red and yellow varieties provide more than 300 mg per cup