meta_pixel
Tapesearch Logo
Log in
Nutrition Facts with Dr. Greger

Keeping Away the Gray

Nutrition Facts with Dr. Greger

[email protected]

Health & Fitness, Alternative Health, Nutrition

4.83.6K Ratings

🗓️ 8 May 2025

⏱️ 11 minutes

🧾️ Download transcript

Summary

How to increase your pigmentary potential
This episode features audio from:

* Why Does Hair Turn Gray?
* Reversible Causes of Prematurely Graying Hair

Visit the video pages for all sources and doctor's notes related to this podcast.
 

Transcript

Click on a timestamp to play from that location

0:00.0

We ask a lot of questions about our diet.

0:03.0

What's the right way to treat a chronic illness, fight off a virus, lose weight?

0:09.0

The problem is we get a lot of different answers.

0:12.0

Well, I'm here to help.

0:14.0

Welcome to the Nutrition Facts podcast.

0:16.0

I'm your host, Dr. Michael Greger.

0:19.0

Today we look at why hair turns gray.

0:21.1

What's the role of genetics and what we can do about it?

0:25.1

The graying of hair is one of the most obvious signs of aging.

0:31.1

It's also known by a technical term that I'd never heard of, Canities.

0:35.6

The first time I saw the word I misread it, wondering what gray hair

0:39.4

had to do with dentistry. Evidently, gray hair isn't really white, but a pale yellowish tinge

0:46.0

of the constitutive keratin protein, but like polar bears, it just looks white, by the way,

0:51.6

light reflects off of it. Why is hair pigmented in the first place?

0:57.8

Some suggest it may be for detoxification as natural toxins, like heavy metals,

1:03.1

bind to the pigment melanin to be extreated from the body through hair outgrowth.

1:09.1

That's why you can estimate the amount of fish consumption from the mercury content of children's

1:14.5

hair clippings.

1:15.7

Why analysis of hair mercury may be warranted before pregnancy in women who eat a lot of fish,

1:23.7

and why the levels of mercury in the hair of those eating plant-based diets were found to be

1:28.3

up to ten times lower than those who just occasionally ate fish. Within three months of switching

1:34.8

to a plant-based diet, the levels of mercury, lead, and cadmium growing out in your hair

...

Please login to see the full transcript.

Disclaimer: The podcast and artwork embedded on this page are from [email protected], and are the property of its owner and not affiliated with or endorsed by Tapesearch.

Generated transcripts are the property of [email protected] and are distributed freely under the Fair Use doctrine. Transcripts generated by Tapesearch are not guaranteed to be accurate.

Copyright © Tapesearch 2025.