People who get periods may regularly wish they could delay it.

Who hasn’t wanted to avoid a period while on vacation? And who wouldn’t desire to push it off a bit to avoid companion symptoms like breast tenderness and bloating during a big event?

If you search the internet for ways to naturally delay your period, you’ll be met with a plethora of ideas — from exercising to drinking vinegary water. But do any of them work?

We took a look at the research around naturally delaying the start of a period, and we break down the ways that could work — because they’re backed by science — and the ways that probably won’t.