Most people experience an odd taste in their mouth from time to time after eating certain foods or taking medication. But if you constantly notice a bitter, metallic, or unpleasant taste that won’t go away, it could be your body’s way of signaling that something isn’t right.

In some cases, a lingering bitter taste is linked to oral health problems that require professional attention. While the issue may seem minor at first, ignoring it could allow an underlying dental condition to worsen over time. Understanding the possible causes can help you know when it’s time to schedule a dental visit.