B12 Absorption When we get B12 through our diet, absorption occurs during digestion
Regarding the form of vitamin B12 used, cyanocobalamin was the most common (n = 14), followed by methylcobalamin (n = 6), hydroxocobalamin (n = 4), and combinations including adenosylcobalamin in isolated cases
This is because Vitamin B12 plays a crucial role in metabolism and energy production
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Intramuscular B12 shots are typically given to individuals with pernicious anemia or other conditions that prevent adequate absorption of Vitamin B12 in the gastrointestinal tract
Injections cost more per dose because there is a charge for the medical service and the pharmaceutical-grade vitamin, but more of what you pay for is actually absorbed