Turmeric has exploded in popularity thanks to its anti-inflammatory properties and vibrant color—but recently, it’s gained attention for a surprising claim: whitening your teeth. Videos and blogs show people brushing with bright yellow powder and promising a whiter smile. But is this DIY trick actually safe or effective?

Before you mix up your own turmeric toothpaste, here’s what you should know.

Professional teeth whitening treatments can be an excellent way to address mild to severe dental stains that do not respond to conventional oral hygiene methods. However, the process of bleaching the enamel will leave it more vulnerable to staining for a while after treatment, and some foods and beverages can cause frustrating discoloration during this period. Here’s a quick guide to a few foods and beverages to avoid after teeth whitening treatment as well as a few items that can help your teeth stay bright.