“Vitamin A Deficiency” Doesn’t Exist?!? The Research Says We’ve Been Blaming the Wrong Thing
Why Low Blood Retinol, “vitamin" A Deficiency” Symptoms, and the Research on Protein, Zinc, Taurine, and Liver Storage Tell a Very Different Story
Nutrition Detective Network
This is the Substack of Dr. Garrett Smith, the Nutrition Detective. Dr. Smith is the foremost expert on the worldwide epidemics of nickel toxicity, "vitamin" A toxicity, and cholestasis, and how to repair our bodies from this damage.
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Latest posts
Only dead things are put on ice
The following is a tragic tale…
When “vitamin” A deficiency isn’t the answer
The symptoms point somewhere else
What medical school didn’t prepare me for
I did everything “right,” but I was still wrong
This part of the healing journey often gets missed
There’s something people don’t tell you when you get diagnosed with Crohn’s disease:
The seediness of black seed oil
It’s been called “the cure for everything except death.”
Your body’s toxic traffic jam, and the gentle fix
Have you ever felt like your health progress just… stopped?
The Truth About Niacin — What They’re NOT Telling You
If you’ve ever heard about niacin supplements, chances are you’ve also heard about the “flush.”
If you can’t quit coffee, cigs, or alcohol, this is for you
Tackling addiction is tricky.
Doing everything right and still feel off?
Your effort isn't the problem