Age-related Decrease in Absorption: As we age, our bodies may become less efficient at absorbing vitamin B12 from food sources
The decision table below summarizes what published research does and does not say about each route
Heres what our clients at Eau Claire Body Care typically experience: 1 to 24 hours
While oral B12 supplements are available, vitamin B12 injections have advantages including enhanced absorption since it bypasses digestion, a fast-acting energy boost from quick absorption, higher blood levels reached versus pills, lasting benefits between maintenance doses, improved concentration and mental clarity, and often more affordable and convenient long-term
If your symptoms strongly suggest deficiency and you have risk factors like being over 50, following a restricted diet, or having digestive conditions, we can proceed with treatment while recommending you arrange a blood test with your GP for confirmation