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This matters most for people who have trouble absorbing nutrients in the first place
Symptoms include difficulty breathing, facial or throat swelling, rapid heartbeat, hives, and a sudden drop in blood pressure
A 2020 study found that the death rate among people with the highest levels of B12 in their bodies was almost twice as high as that of people with the lowest levels of B12
Vegans and vegetarians B12 occurs naturally only in animal products
it simply indicates the body is eliminating surplus riboflavin and does not signify any problem
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