evidence: The claim: MTHFR gene has telltale signs, and those with it cannot 'detox the toxins from the vaccines' [...] "When people have MTHFR their chances of vaccine reactions increase because they cannot detox the toxins from the vaccines," reads the post, which originally was shared in 2018 but recently resurfaced. "When you give Tylenol it decreases the glutathione levels in the body which is essential to detoxification. So imagine what happens when you give someone who already has problems detoxing a medication that inhibits detoxification ..." [...] - Reuters, Sept. 3, 2020, "Fact check: These birthmarks are not indicators of a MTHFR gene mutation and other false claims"