what needle to use for b12 injections Size Injection Can I inject B12 with an insulin needle? Vitamin B12: How Frequently Should

[1] If you experience persistent or concerning symptoms after starting B12 supplements, particularly skin changes or gastrointestinal issues, it is advisable to discuss these with your GP rather than assuming they are directly caused by vitamin excess

[77] Non-ruminant, non-hindgut herbivores may have an enlarged forestomach and/or small intestine to provide a place for bacterial fermentation and B-vitamin production, including B 12

Sublingual forms might be better because they skip the stomach

It is possible to overdose on and experience ill effects from vitamins, so always remember that natural is not a synonym for safe. Its important to know exactly what is in a lipotropic injection and who is giving it to you