Why do I keep getting canker sores?

Here’s what most dentists tell you about canker sores: use a numbing gel, avoid spicy foods, and wait it out. Here’s what they don’t tell you: A 1977 study found that zinc supplementation reduced canker sore recurrence by 50% to 100% in patients with low zinc levels. Yet somehow, decades later, most people suffering with recurrent canker sores have never even heard of this research. They’ve never had their zinc levels tested. They don’t know that a simple mineral deficiency could be at the root of years of pain. If you get canker sores, you know how painful they are. They interrupt