One of America's top doctors is hoping you'll read this before you set foot in another grocery store.

Renowned cardiothoracic surgeon Dr. Steven Gundry has found an "invisible problem" affecting almost everything we eat. But almost nobody knows it's happening — except the big food companies responsible for it.

And Dr. Gundry's research shows it could be the true cause of low energy, digestive issues, and unwanted weight gain in millions of Americans over 35.

But that's not even the worst part.

"Because this problem has flown under the radar for decades, there are no rules to protect us. Nobody is stopping these companies from doing this to our food," says Dr. Gundry.

He exposes exactly what's happening — and what you can do about it — in a new whistleblowing video report that reveals his shocking research.

"Once you've seen this," Dr. Gundry says, "you'll never buy groceries the same way again."

In his free video, Dr. Gundry reveals a new method for protecting yourself and your family from this little-known problem affecting food all across America.

It's a technique he's been using himself — and at age 73, he says it's the reason he looks and feels decades younger.

The video has quickly gone viral, with thousands of people saying they've been using Dr. Gundry's simple discovery at breakfast every day.

And as a result, they report having more energy, improved digestion, more comfortable joints, and a slimmer waistline.

Dr. Gundry has granted permission for us to share the full video below, completely free.

"Every American should have this information," he says. "And if this video opens your eyes to what's happening out there, I hope you'll share it with your loved ones."