Bell pepper colors reveal differences in sweetness, nutrients and ripeness

Bell peppers, also known as capsicums or sweet peppers, come in various colors such as green, yellow, orange, and red. These colors indicate different stages of ripeness and have distinct nutritional profiles. All bell peppers are technically fruits that develop from flowers and contain seeds, making them botanically a berry. However, they are often classified as vegetables due to their savory taste.

The misconception that a bell pepper with three bumps is male and one with four bumps is female is false; the number of lobes on a bell pepper is determined by genetics and does not influence flavor. Bell peppers are rich in vitamin C, fiber, and various antioxidants, including carotenoids, which contribute to their color. Green bell peppers are picked when they are unripe, resulting in a slightly bitter taste and firm texture.

They are best suited for cooking methods like stir-fries and casseroles. Yellow and orange bell peppers are slightly more mature and offer a mild, sweet flavor, making them ideal for salads and raw consumption. Red bell peppers are the ripest and sweetest, possessing the highest levels of vitamin C, beta-carotene, and the carotenoid capsanthin.

Capsanthin is particularly potent in protecting cells against free radicals. While cooking increases the bioavailability of carotenoids and polyphenols, it reduces vitamin C content. Eating a variety of bell peppers, both raw and cooked, in different colors provides a well-rounded nutrient intake.