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Some people become B12 deficient due to other reasons such as a medical condition or alcohol misuse
Using tap water, or even sterile water without a preservative, can lead to contamination and a ruined batch of your valuable research compound
However, if you are ill, high doses of vitamin B12 that you might receive to treat a deficiency may cause some symptoms, such as: What to avoid while taking B12
The 1ml option also makes sense if you have experience with insulin syringes and can confidently read markings at the 25-unit level
Vision loss and a smooth tongue
Mechanism of Action When vitamin B12 is injected, it enters the bloodstream directly, allowing it to be transported to various tissues and organs where it is needed
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