Canker sores, those annoying oral ulcers that appear when you least expect them, can be excruciatingly painful. They are not only unpleasant, but they can also cause disruption in your daily life. Fortunately, Lysine is a promising ally in the fight against these oral annoyances. We will look at the impact of canker sores on oral health, the role of lysine in preventing and treating them, and much more in this comprehensive guide.