Benefits of kale 1. Protect eye health. Kale contains a large amount of folic acid, which can prevent macular degeneration and is a natural sunglass. In addition, the content of β-carotene is equivalent to that of carrots, which can be converted into vitamin A in the body, promote the production of rhodopsin, and prevent night blindness and eye fatigue. 2. Strengthen skin and mucous membranes and enhance immunity. Collagen accounts for about 30% of the protein in the body. As a glue between cells, it maintains healthy skin, blood vessels and bones. Vitamin C is an indispensable raw material for the production of collagen. Japanese nutrition manager Akiko Ichima pointed out that the vitamin C content of kale is comparable to broccoli and more than the same weight of lemons. In addition to helping restore vision, the rich beta-carotene can also protect the health of the skin and mucous membranes, building a protective wall to isolate the invasion of pathogenic bacteria. 3. Prevention of lifestyle diseases. According to a study by Yonsei University in South Korea, 32 patients with hyperlipidemia drank a drink made from kale for 12 consecutive weeks. It not only increased good cholesterol, lowered bad cholesterol, but also lowered BMI. Reduces waist circumference and effectively alleviates cardiovascular disease. The USDA Western Research Center also pointed out that kale can hinder the absorption of cholesterol, thereby reducing the chance of suffering from arteriosclerosis. The world-renowned pharmaceutical company Kyowa Hakko Biotech Co., Ltd. has also discovered that kale can prevent diabetes. In addition, kale with high potassium content can eliminate excess salt and water from the body and is a powerful tool for eliminating edema and improving high blood pressure, but patients with kidney disease should eat it in moderation. 4. Strengthens bones and teeth Kale says that compared to milk, kale has a higher calcium content, with 150 milligrams per 100 grams. Additionally, high levels of vitamin K may prevent osteoporosis. 5. Eliminate constipation: Modern people have an unbalanced diet and often have insufficient dietary fiber intake, which over time can cause long-term constipation, loss of appetite, abdominal pain and other symptoms. Kale is rich in dietary fiber, more than brown rice, which can promote intestinal peristalsis and reorganize the intestinal environment. ? How to Eat The easiest way to double your health is to make a lettuce salad with a little olive oil. If you are afraid of hardship, you can add bananas, soy milk and an appropriate amount of honey to make vegetable juice, which is loved by both adults and children. Or put a little salt mixed with olive oil (or sesame oil) on the kale, and bake it in the oven at 180 degrees for about 15 minutes. Crispy kale chips are the best healthy snack! Kale is a member of the cruciferous family, and is closely related to cabbage, cauliflower, and cabbage. Because it contains beta-carotene, vitamin C, vitamin E, vitamin K, calcium, iron, potassium and other nutrients, plus high fiber and low calories, it has the reputation of "the king of yellow and green vegetables". ? Why is kale so popular? Kale is a cruciferous plant native to Europe and a horticultural variety of cabbage. The structure and shape is very similar to that of cabbage, except that the center of the kale is not rolled up. Mainly distributed in temperate areas, there are many varieties, both ornamental and vegetable.