feeling worse after b12 injections Injection? How Can Vitamin B12 Shots
Description
So, we recommend using SL vitamin B12 rather than oral and IM, especially in patients who do not tolerate IM injection and patients who need prolonged vitamin B12 supplementation, such as patients with long-term metformin use and patients with pernicious anemia or with gastro-duodenal resection [51,52,53,54]

Your medical history: If you have any concerns about injections, you should discuss your options with a healthcare professional

Subcutaneous dosing offers more predictable pharmacokinetics but requires proper injection technique and cold-chain storage of reconstituted peptide
This coenzyme is essential for various biological functions
High-quality, pharmaceutical-grade B12
Overall, B12 shots remain a valuable tool in addressing deficiencies and supporting overall well-being when prescribed and administered under appropriate medical guidance
