Most parts of it can be used for medicine or any form of healing, from tea to food. Dandelion flowers can be used for syrup which will help relieve a cough, improve digestion and purify the blood. The leaves are used for more dieting purposes, like in a salad or with eggs or potatoes, because they are rich in vitamins. The stem of the dandelion has the most medicinal use, for stomach issues, gallbladder function, regulating the metabolism and purifying the blood as well as treat diabetes.
It is important as well to know where and when to pick dandelion. The best time is in the start of April in spring and you should harvest the roots from places away from pollution.