Phenolic glycosides are a type of chemical compound found in various plants. They consist of a phenolic compound linked to a sugar molecule, which can influence the plant's flavor, color, and resistance to pests. These compounds are often studied for their potential health benefits, including antioxidant properties. Common sources of phenolic glycosides include fruits, vegetables, and herbs, such as blueberries, grapes, and green tea. Research suggests that they may play a role in reducing inflammation and protecting against certain diseases. Their presence in the diet can contribute to overall health and well-being.