However, injections are a more effective method because the Vitamin B12 is delivered straight into your system without being digested first, allowing for maximum results
Improved mood and memory
First, when you take a pill, it has to be digested and metabolized through the liver or kidney through what is called the first-pass effect
Another difference is bioavailability
Wolffenbuttel BHR, McCaddon A, Ahmadi KR, Green R Food and nutrition bulletin 2024
In response to a request for comment, a spokesperson for NICE shared with GB News the recently revised guidelines, which cover managing B12 deficiency and care, including recommendations around tablets and injections