Understanding the human body is a team effort. That's where the Yachtel group comes in.

Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years. Yacold also

partners with nature portfolio to advance gut microbiome science through the global grants for

gut health, an investigator-led research program. To learn more about Yachtold, visit yawcult.co.j.

That's Y-A-K-U-L-T.C-O.jp. When it comes to a guide for your gut, count on Yacolt.

Hi, this is Your Health Quickly, a scientific American podcast series.

We bring you the latest vital health news, discoveries that affect your body and your mind.

And we break down the medical research to help you stay healthy.

I'm Tanya Lewis.

I'm Josh Fishman.

We're Scientific American's senior health editors.

Today on the podcast menu, we've got food. There is renewed interest in

using food as preventive medicine, offering patients vegetables or entire meals to keep them healthier

and more resistant to disease. But will prescribing produce really work? A lot of people think so,

but it's been a little hard to prove.

People talk a lot about the health benefits of individual foods. I hear a lot about blueberries. They're supposed to be filled with antioxidants that stop cell damage, for instance.

You got one, Tanya? Yeah, kale. It's a superfood,

or so they say. It packs a ton of vitamin K and vitamin C. Okay, I confess I know very little about

kale and have no idea how I would eat it. Well, I actually know a pretty good recipe for

massaged kale salad.

Massage? Yeah, you just take raw kale and rinse it, and then you add lemon juice and olive oil and

salt and pepper and just, you know, massage it until it tenderizes into a nice salad. Cool. I'll

...