According to MHRA product information for hydroxocobalamin (the standard injectable form used in the UK), common side effects include injection site reactions and occasional hypersensitivity reactions, but anxiety is not listed as a recognised adverse effect of B12 supplementation
For additional clinical context, review Cleveland Clinic vitamin B12 injection information
When we say science confirms every molecule, we mean it is validated through third-party testing you can review and trust
Hold the skin tight at the injection site and insert the needle at a 90-degree angle
Suitable for: Individuals who want to rejuvenate their body, enhance physical and mental performance, improve nutrient levels, or experience fatigue, weakness, stress, or insufficient rest
This autoimmune condition attacks the intrinsic factor, a protein your stomach makes that's required for B12 absorption