who can prescribe b12 injections Shots at Home: How, Where & How Often to Inject Yourself Cobalamin (vitamin B12) and Folate
Description
This scenario is common, because the standard B12 blood test doesnt tell us nearly as much as doctors think it does

For this reason, taking a B12 injection is much more efficient as it will be absorbed directly into the bloodstream, dramatically increasing the usable amount available to the cells in our body

NAD for Aging: The Cellular Basis of How We Age Nicotinamide adenine dinucleotide (NAD+) is a vital cellular component that influences aging in two distinct ways
With B12 injections, you eliminate these issues entirely since the vitamin bypasses the digestive tract