Regardless of which manufacturer produces methylcobalamin, its clinical effects are similar and there is no significant difference, so there is no best brand.
Methylcobalamin is an endogenous coenzyme B12, which is involved in nucleic acid synthesis and folate metabolism in the body, and is mainly used in the treatment of peripheral neuropathy, and can also be used in megaloblastic anemia caused by vitamin B12 deficiency. Regardless of which manufacturer produces this drug, its efficacy is similar, there is no difference between good and bad.
Adverse reactions to methylcobalamin include nausea, vomiting, diarrhea, loss of appetite, and skin rash, and it is contraindicated for those who are allergic to any of the ingredients in this product.
It is recommended to buy this product under the guidance of a physician and use the medication according to the doctor’s instructions, and should not take the drug blindly.