WATCH: Shailene Woodley Reveals Whether or Not She Still Eats Clay

Shailene Woodley is revealing whether or not she still eats clay.

The 23-year-old actress was on the Late Show with David Letterman on Monday, (March 16, 2015). While on the show, Woodley discussed her interesting eating habits. Check out the video!

Woodley was on the show to talk about her upcoming movie, Insurgent. But, host David Letterman wanted to talk about eating clay.

So, does she still eat clay? Yes, yes she does.

Woodley revealed, “Yeah, like a teaspoon of clay. It binds to heavy metals and…”

Letterman then asks, “How long does the binding last? When you get to be my age, these things are important. How long might I be bound if I start eating clay?” LOL.

Watch the video above to hear Woodley’s response! Plus, you can check out Insurgent when it hits theaters this Friday, March 20.