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For metabolic health research, the 4mg to 8mg dose range appears to offer the best balance of metabolic benefit and tolerability
These can lead to side effects or reactions that you may then associate with the B12 itself, even though B12 has nothing to do with them
The FDA granted GRAS (Generally Recognized as Safe) status for the oral form
This way it bypasses the digestive system and is fully absorbed
Long-term administration of prophylactic B12 injections is likely to elevate B12 levels, therefore harm management strategies could include - - regular monitoring of B12 levels, preferably 3-6 monthly
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