Your healthcare provider will consider the reason you are stopping, how long you have been taking your current medication, and the date of your last dose when deciding the best way to switch between these medications
Remethylation requires folate and B12 coenzymes while transsulfuration requires pyridoxal-5-phosphate, the B6 coenzyme
To get around this, sellers often label it as a "research chemical not for human consumption." This label is a major red flag
Neurological: Numbness or tingling in the extremities (paresthesias), difficulty walking, balance problems, muscle weakness, vision problems, cognitive disorders (difficulty concentrating, memory loss), mood changes (depression, irritability)