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This includes: Pernicious anemia Crohns disease or celiac disease Gastric surgery or gastrointestinal disorders For mild deficiency, starting with 1,000 mcg of Vitamin B12 weekly is common
How quickly does the B12 shot work
Do not recap the needle to prevent accidental needle-stick injuries
The method of injection, which can be either intramuscular (IM) or subcutaneous (SC), determines the appropriate needle gauge and length
Diet and lifestyle factors that affect results Neither compound works in isolation
Important safety questions include product purity, dose accuracy, drug interactions, liver and kidney considerations, blood sugar changes, cardiovascular risk, pregnancy or breastfeeding status, and long-term exposure
