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Why hot pepper is hot

Capsaicin is contained in the skin of pepper fruit. Pepper is an annual or Limited perennial herb. The fruit is usually conical or oblong, green when immature, and bright red, green or purple when mature, with red being the most common. Capsaicin and capsaicin are found in the skin of capsicum, which can increase appetite. The content of vitamin C in Capsicum ranked first among vegetables. It originated in Mexico and was introduced into China in the late Ming Dynasty. There are ornamental peppers, round, inedible, red, purple and other colors.