10 Candle Hacks Every Spa-Lover Needs to Know Before Lighting That Wick

Yes, there is a limit. “You should only burn a candle for up to three hours max. After that, the oils in the candle begin to burn themselves, and the scent is not dispersed in a very productive way,” explained Alina Roytberg, cofounder of Fresh. The glass will also get extremely hot and form larger carbon dioxide buildups on the wick, leading to soot that can be dispersed around the candle and even throughout your home.

Editor tip: have a candle rotation. I like to keep a starting lineup of favorites candles on display. Once I've maxed out the burn on one, I blow it out and light up another one. This way you'll get the best burns and strongest scents and can avoid ruining any of your candles.