Question: When high selenium does not come down in response dietary efforts and cessation of supplementation, what's going on?

Either there's high levels of selenium in the soil where your food is grown, or you have low methylation because methylation is needed to get rid of excess selenium.

This Q&A can also be found as part of a much longer episode, here: https://chrismasterjohnphd.com/podcast/2019/02/24/ask-anything-nutrition-feb-17-2019/

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Access the show notes, transcript, and comments here.