are b12 injections better than oral supplements Vitamin vs Injection B12 Injections vs Oral Supplements:
Description
Essential Vitamins for Muscle Cramps and Spasms: What You Need to Know

Whether you are navigating a complex autoimmune condition or simply looking to optimize your daily performance, our providers ensure your treatment is safe, evidence-based, and perfectly timed

In summary A vitamin B12 injection is not something that you can easily buy from a grocery store

doi:10.1186/1472-6815-2-3
