Major retailers say toilet paper hasn’t been out of stock in stores for more than a day or two, or even a few hours. Manufacturers, paper industry executives say, are raising production to meet demand, but there is only so much capacity that they can or are willing to add.

Unlike some other products, toilet paper is not likely to be used more by Americans who are stricken with respiratory symptoms, even as the coronavirus spreads.

“You are not using more of it. You are just filling up your closet with it,” said Jeff Anderson, president of Precision Paper Converters, a paper product manufacturer with 65 employees outside Green Bay, Wis. “What happens in the summer when demand dries up and people have all this extra product in their homes?”