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Contamination and unverified purity in compounds sold strictly as research chemicals, since no regulatory body checks their concentration or sterility
Second, vitamin B12 supports methylation and cellular metabolism, including the conversion of homocysteine and the handling of methylmalonic acid
When any component fails, oral supplementation becomes far less effective, potentially requiring massive doses to achieve therapeutic blood levels
Before using this medication, tell your doctor or pharmacist your medical history, especially of: low potassium blood levels (hypokalemia), gout, a certain blood disorder (polycythemia vera), a certain eye disease (Leber's disease), other vitamin/mineral deficiencies (especially folic acid and iron)
Cardiovascular Support
