Peanuts come in two colors: black and red. The color of peanut shells is mostly yellow-white, but also yellow-brown, brown or yellow, which is related to the variety and soil quality of peanuts. The seeds in peanut shells are generally called peanuts or kernels, and consist of seed coat, cotyledons and embryos. The seed coat is light brown or light red in color. The seed coat has two cotyledons, ivory or ivory. .
Nutritional value of black peanut;
Black peanut contains essential amino acids, minerals and vitamins, including protein 30%, arginine 3.63%, potassium 700 mg/100 g, zinc 3.7 mg/100 g, selenium 10.6 μ g/100 g (selenium is anticancer. Sitosterol, etc. Its nutritional components are 10 times that of ordinary peanuts, and many health-care components are lacking in ordinary peanuts.