By what percentage did the speaker claim 'immune age' slowed for the group taking Tartary buckwheat polyphenols?

Mona SharmaCelebrity nutritionist and wellness advocate

Your Immune System Isn’t Attacking You — It’s Protecting You | Dr. Jeffrey Bland

25 Oct 2025 · 0 min

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Dr. Jeffrey Bland explains how plant compounds like polyphenols and flavonoids support human immunity. A clinical trial found that people eating polyphenol-rich Himalayan Tartary buckwheat showed a 47% slower rate of immune-system aging compared to those who didn't.

Questions this video answers

47% (reported as "aging at 47% slower", also phrased "almost 50% slower").

We can all just recognize that nature has the wisdom to heal us all. It's incredible.
Well, it turns out that plants have immune system. Yes. And their immune systems are somewhat similar to our and those immune active substances are things that the plant makes that are called these phytochemicals, polyphenols and flavonoids. Let's take Himalayan Tartary buckwheat. We found at the course of the end that the immune age of the group that took the the tartary buckwheat polyphenols food was aging at 47% slower than the people that didn't almost 50%. Almost 50% slower.