Allergic reactions to proprietary preparations of vitamin B12 might be due to substances added to the solutions as preservatives or for other reasons, to impurities from the production, or to the vitamin B12 itself
Beaudet, A., Larouche, F., Amouzegar, K., Bouchard, P
KPV is the most studied for targeted intestinal anti-inflammatory effects
(Provides pharmacological details on pyridoxine, including its role as a coenzyme in neurotransmitter synthesis and interactions such as the antagonism of levodopa and reduction of phenytoin levels)
Thats where BPC-157 comes in a clinically-researched healing peptide known for its powerful ability to repair skin at a cellular level