is b12 injections as good as the pills Vitamin Injections: What You Need To Know B12 Injections vs Pills: Richmond's

However, absorption decreases significantly as doses increase, and individuals with compromised gut health may absorb only 1-2%

Vitamin B12 in fortified foods and dietary supplements is already in free form (is not bound to anything) and is, therefore, more easily absorbed

Instead, an appropriate treatment should involve the use of recombinant IGF-1 and IGFBP3 the protein that normally binds to the hormone

Because receiving vitamin D shots cuts out any absorption issues, its a highly recommended form of vitamin therapy for people who are at risk for a deficiency or have conditions that could benefit from more vitamin D intake