How Thick Should Bathroom Drywall Be?

How Thick Should Bathroom Drywall Be? The most common thicknesses for general application are 3/8 inch and 1/2 inch. However, several decades ago, 1/2 inch became the industry standard. Quarter-inch drywall is often used to cover damaged plaster walls and also for curved areas because it bends easier than thicker drywall. Is normal drywall OK