B12 is stored quite well by the liver, so sometimes we dont see low levels on bloodwork even in someone who might be experiencing low intracellular levels of B12
Troubleshooting reconstitution problems Even with perfect technique, issues occasionally arise
These come in various forms, including capsules, powders, and liposomal formulations, which are designed to enhance absorption
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There are, however, two studies that we can call on: Pentadecapeptide BPC 157 Interactions with Adrenergic and Dopaminergic Systems in Mucosal Protection in Stress (link) This study wasnt designed to find the comparison between two administration methods, but it did look at how different systems of the body would affect these two methods
Withdraw the needle at the same angle you inserted it, and release the skin fold gently