The Hidden Cost of a Trendy Smile: Are Metal Grills Damaging Your Teeth?

Grills—the shiny, metallic tooth covers once reserved for hip-hop stars—are now a popular fashion statement on Kenyan campuses, in nightclubs, and in music videos. From Nairobi's Gen Z creatives to upcoming musicians, these accessories are a bold way to express yourself.

But as the trend rises, dental experts are warning of a less glamorous side: the potential toll these flashy accessories could take on your oral health.

What Exactly Are Grills?

Grills (also spelled grillz) are decorative covers, often made of gold, silver, or other metals, that snap over one or more teeth. While some are removable, others are custom-fitted and worn for longer periods.

In Nairobi's creative circles, grills have become a symbol of edgy self-expression. But behind the sparkle lies a growing concern from dentists about their potential long-term effects.

A Smile That Hurts?

Dr. Mercy Wanjiru, a dental surgeon in Nairobi, says she has seen an increase in patients reporting gum sensitivity and tooth discoloration—problems she links directly to poor-quality grills.

“Most of these accessories are not made by dental professionals. People buy them off the street or online, and they rarely get cleaned properly. The result is plaque buildup, gum irritation, and even decay.”

According to Dr. Wanjiru, food particles and bacteria can get trapped between the grill and the natural teeth, especially if they are worn for long hours. This can lead to bad breath, cavities, and in extreme cases, serious gum disease.

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A Fashion Statement with a Price

While custom-made grills from licensed dental professionals can be safer, they come at a hefty price—sometimes over KSh 50,000.

Cheaper alternatives made from unknown metals may contain allergens or cause mouth sores and tooth damage due to poor fitting.

"I thought they were just for show," says Brian, a 22-year-old music student who wore grills for two weeks before developing mouth ulcers. "I didn't know they could actually ruin your teeth."

Advice for Grill Users

Dentists recommend limiting how long grills are worn and always removing them before eating or sleeping.Most importantly, grills should be cleaned thoroughly and regularly.

"The trend is exciting, but your teeth are for life," Dr. Wanjiru warns. "Style should never come before safety."