Most patients tolerate Cyanocobalamin well
One well-documented interaction is with certain anti-epileptic drugs: high-dose pyridoxine may reduce the plasma levels of phenytoin and phenobarbital by enhancing their hepatic metabolism, potentially diminishing their anticonvulsant efficacy
I stopped taking it at that point and instead started using just one a month, which seemed like it gave me a small boost at high points in training
Package Includes: 1g AHK-Cu Copper Peptide Important Usage Notes Cosmetic grade only, for external use only Suitable for cosmetic & personal care formulations (serums, creams, hair care products, etc.)
Mechanism of Action: Anoikis and Apoptosis Once Adipotide binds to prohibitin on the endothelial surface, it is internalized into the cell
I definitely recommend it