Porcelain dental crowns are a great investment to improve your smile. They're durable, long-lasting, and look just like your natural teeth. However, just like natural teeth, they require proper care. Neglecting to take care of your dental crowns can result in damage or even the need for replacement. Luckily, caring for them isn't difficult with the right knowledge. Here's a look at five tips and tricks to keep your porcelain dental crowns in tip-top shape.