"Red" has always been the symbol of happiness, healthiness and reunion. During the Spring Festival, we will pick the red, buy the red, and wear the red, and most importantly, we will eat the red. Not only because they are a feast to our eyes, but also are very beneficial to protect our health.

Red foods include tomatoes, carrots, hawthorn, red apples, strawberries, red dates, old pumpkin, red rice, persimmons and so on. These red foods have the function of treating iron deficiency anemia and relieving fatigue, and help prevent and cure cancer diseases such as breast cancer. What's more, they can give people a sense of excitement, increase appetite, enhance the regeneration of epidermis cells and prevent skin aging. In addition, scientists believe that eating more red food can prevent colds.

Red foods are rich in lycopene, carotene, iron and some amino acids. It is an important source of high-quality protein, carbohydrates, dietary fiber, B vitamins and a variety of inorganic salts, which can make up the nutritional deficiency in rice and wheat flour. Regular consumption of red food can further improve the utilization factor of the nutrition in staple foods. Nutritionists believe that the most typical advantage of red fruits and vegetables is that they are all natural iron-rich foods, such as cherry and jujube, which not only are the natural medicine for the patients with anemia, but also can provide nutrition to the women who have suffered from great blood loss during the menstrual period. Therefore, women can rest assured and eat more red fruits and vegetables.

In addition, the large content of β-carotene and vitamin A in red foods have a strong protective effect on the epithelial tissues and respiratory tract mucosa of the children, thus can improve the ability of preventing colds. If you are born with weak constitutions or vulnerable to the infection of cold viruses, or you have already caught a cold, then red foods will give you some help. Red foods are endowed with the function of promoting the viability of macrophages, which is the guard of human health.

As for carrot, whose color is slightly lighter than the pepper, it contains plenty of β-carotene, which can change into vitamin A in human body, and plays a protective role on human epithelial tissue, such as respiratory mucosa. So regular consumption of carrots can also enhance the body's ability to resist and defend the cold.