Doesn't it seem like when it comes to nutrition or more opinions than facts to go around?

Every day we hear new theories about diets, supplements, best foods, my role is to take

them mystery out of good nutrition and look at the science.

Welcome to the Nutrition Facts Podcast.

I'm your host and Dr. Michael Greger.

And I'm here to bring you an evidence-based approach to the best way to live a healthier,

longer life.

Dark green leafy vegetables are the healthiest foods with more nutrients per calorie than

any other food on the planet.

There are a few though you can overdo, for example, spinach.

Even though dietary oxalates like those in spinach may have a limited effect on kidney

stone risk in most people, there are some predisposing factors that can put anyone at risk.

Kidney stones affect as many as one in ten people in their lifetime and can cause excruciating

pain.

Makes me cross my legs just thinking about them.

Oxalate stones are the most common type forming.

When the oxalate concentration in your urine gets so high it basically crystallizes out

a solution like rock candy.

Some foods like spinach have lots of oxalates in them.

When we try to reduce our intake of oxalates to lower our risk, it turns out that people

who do get stones don't seem to eat any more oxalates on average than people who don't

get stones.

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