Reported or proposed issue Pregnancy, breastfeeding, children, liver disease, or cancer history Evidence source No direct human safety data Known or theoretical
[2] Patients should contact their GP if they experience: Side effects from B12 injections (though these are rare and usually mild) Difficulty attending scheduled injection appointments, as missed doses may lead to symptom recurrence New symptoms developing during treatment Concerns about treatment effectiveness or duration Changes in other medications that might affect B12 absorption Suspected adverse reactions to B12 treatment can be reported through the MHRA Yellow Card scheme (yellowcard.mhra.gov.uk)
Now, compare that to children from other places: Although American teenagers have similar normal B12 levels in females and males to Turkish teenagers in Konya, B12 levels swing wildly across other countries
By inhibiting NNMT using agents such as 5-amino-1MQ, it's possible to enhance NAD+ levels and activate genes that promote metabolism
Most people hit this wall between weeks 24 and 36