I’m an ICU Nurse.
This Is Why Most Ceylon Cinnamon Does Almost Nothing for Blood Sugar

By Sandra Keller, RN
ICU Nurse, 38 years
Updated September 2026

Here’s how often you should take Ceylon cinnamon if your blood sugar levels are high.

And if you don’t believe me, I’m Sandra Keller, an ICU nurse for 38 years, and I’ve watched what blood sugar does to people over decades. I’ve seen the trajectory.

Ceylon cinnamon is nature’s most powerful insulin sensitivity support. It balances glucose, supports circulation, fights inflammation — everything. But here’s what most people get wrong about sourcing.

I learned this the hard way.

My Own Numbers Were Stuck

My fasting glucose had been running in the 180s for months. My A1C sat at 7.2 and wouldn’t budge. I was doing everything right. Low carb. Exercise. Metformin twice daily. And still losing.

I’d wake up at 3 AM to pee, check my glucose out of habit, still 165, and lie there until morning unable to fall back asleep. Brain fog by 2 PM every single day. Exhausted before my shift even ended.

My doctor kept saying “better control” but nothing was working.

Then I discovered Ceylon cinnamon. Ordered some capsules from Amazon. $14.99. Took them for two weeks.

My glucose dropped maybe 10 points. Better than nothing, but not life-changing.

So I went back to the research. And I found the problem.

Why 90% of Ceylon Supplements Fail

90% of cinnamon supplements are fake Cassia from China, just labeled as Ceylon. Cassia contains up to 250 times more coumarin, a compound that damages your liver with daily use. And it barely works for blood sugar.

Real Ceylon from Sri Lanka has virtually zero coumarin and 12 times more of the active compounds that actually help.

But here’s what else most people get wrong.

The active compounds in Ceylon cinnamon are called cinnamaldehyde and polyphenols, and they have powerful effects on your metabolic system. But they’re fat-soluble. Without fat, they pass right through your body unused.

That’s why dry powder in capsules barely works. Your gut can’t absorb it properly.

What I Use Personally

I’m super picky about what I put in my body after 38 years of watching patients suffer from bad advice. So I only use Metabolae.

It’s simple: true Ceylon cinnamon from Sri Lanka. DNA-verified. Concentrated 12:1 so one softgel equals 7,200mg of whole cinnamon. Suspended in MCT oil for maximum absorption.

It’s third-party tested in the US, completely coumarin-free, non-GMO, and gluten-free.

The Difference Was Immediate

I personally take it every single day now. Two years and counting. No liver damage when it’s real Ceylon. No gut problems. No side effects.

Just steady energy, clear focus, and numbers that finally make sense.

I’ve Recommended It to Six Patients

I’ve recommended Metabolae to six patients now. All six came back with the same story. Better sleep within the first week. Brain fog lifting. Fasting glucose dropping. Numbers finally moving in the right direction.

90-Day Money-Back Guarantee • No Questions Asked

If You’re Dealing With:

• Fasting glucose that won’t come down
• Brain fog by mid-afternoon
• Waking up multiple times at night
• Energy crashes that hit like a wall
• A1C that barely budges despite your efforts

Try this. One softgel in the morning with breakfast. That’s it.

Wrong species. Wrong format. Wrong results.

If you’re going to try Ceylon cinnamon, get the version that actually works: true Ceylon source, 7,200mg clinical dose, MCT oil suspension, third-party tested.

That’s Metabolae. That’s the only one worth taking.

~ Sandra Keller, RN, ICU, 38 years