Is vitamin A toxic?

It can be!

It's a super-important essential nutrient and MANY people need MORE of it, yet it still has the potential to cause problems.

Here is a method to use signs and symptoms, the amounts of vitamin A you've been exposed to, and lab tests to determine if you've gotten too much.

There are a few symptoms that I neglected to mention in the video that are worth taking note of: skin peeling, itching, cracked lips, and fatigue.

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Here's a great paper on vitamin A toxicity:

https://academic.oup.com/ajcn/article/78/6/1152/4677527 Testing Nutritional Status: The Ultimate Cheat Sheet covers testing for vitamin A toxicity in the context of a comprehensive plan for managing nutritional status. Use the code LITE5 to get $5 off: https://chrismasterjohnphd.com/cheatsheet

Access the show notes, transcript, and comments here.

Chris Masterjohn, PhD, is the Founder and Scientific Director of the mitochondria test Mitome.