Some examples of very bitter foods include arugula, bitter melon, coffee, dandelion and kale. Arugula stimulates the liver to produce bile and has a bitter, peppery flavor that hydrates and cools the body. It is low in calories and high in vitamins C and A.
Bitter melon resembles a bumpy cucumber. It contains compounds that have antibacterial properties, and it calms inflammation. It can be eaten raw or used in soups or tea.
Coffee detoxifies the liver and colon, and it boosts and enhances performance. Some studies have shown that it helps the liver to regulate itself.
Dandelion greens reduce gas, relieve constipation and help to cleanse the liver. They can be added to salads or smoothies.
Kale contains vitamins and antioxidants that warrant it as a super food. It adds fiber when added to soups or salad, and it can be roasted to make kale chips.
Health experts believe that bitter foods promote a natural cleansing in the body, aid digestion and promote energy.