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Description
Prolonged vitamin B12 deficiency can also lead to irreversible damage to the nervous system

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50mg Per Capsule

Your ability to absorb vitamin B12 depends if you have enough of a protein called intrinsic factor (IF) in your stomach
If you've had a BAD experience with B12 shots, it's most likely that you do not tolerate or convert cyanocobalamin well (see if you can verify what form of B12 was in the shot that made you react poorly, and then stay away from that specific form if you can)

It helps the grass grow
