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Reported, but not confirmed in a controlled study Important limits Frequency, dose link, and cause are unknown
DNA damage: Accumulating mutations that impair gene expression
These may include: Fatigue Brain fog Memory loss Neurological problems Heart palpitations Pale skin Muscle weakness Mood changes Appetite loss Constipation Infertility Side Effects of Vitamin B12 While the recommended daily amount of vitamin B12 for adults is 2.4 micrograms, higher doses have been found to be safe
Injections should be no closer than an inch from each other
It is important to consult with healthcare professionals about all supplements and medicines to avoid potential interactions and ensure safe usage
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