There is no such thing as fourteen types of people who should not eat purple kale. Generally most people can eat purple kale, but people who are allergic to purple kale and have diarrhea should not eat purple kale. Purple kale is a common vegetable in life, with certain nutritional value. In general, most people can eat kale, which contains 93.2% water, 1.5% protein, 4.6% carbohydrates and other nutrients, not only for the body to replenish energy, but also to provide the nutrients contained in the body to maintain normal physiological functions. However, if one is allergic to purple kale, one needs to avoid eating it. To prevent food allergies, skin itching, coughing, shortness of breath and other symptoms. In addition, because 100g of purple kale contains about 2% of dietary fiber, so for people with diarrhea, it is not advisable to eat purple kale to prevent aggravating diarrhea. In summary, most people eat kale in moderation on the health benefits, part of the population should not eat kale, usually need to strengthen dietary management, balanced nutrition.