i believe he is correct except...after dosing it @ 1000mcg's EOD for 2-4 weeks I believe you can cut back to a maintenance dosage of 500-1000mcg's 2x a week instead of EOD.
regards,
COTC
PS: Keep us psoted if you try it out as I'm interested in trying B-12 b/c of my loss of appetite post cycle, thanks bro.