b12 injection and covid19 vaccine COVID Booster Shots: Everything You Need to Know | The Brink The New COVID-19 Vaccine You
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Wei, E., Gao, W

Some studies have shown that, if people with Down syndrome take the inactive oral forms of vitamin B12 and folate, their bodies may have difficulty converting from the inactive to the active form and the inactive form may not be as effective

After that, they get monthly injections of the same amount

Beware of B12 analogues Some foods contain so-called B12 analogues molecules that are almost the same as B12 but not quite
