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PMID 17557503
It is used to prevent and to treat vitamin B12 deficiency
Thats short enough to make sustained IGF-1 receptor activation difficult to study in vivo
I'll occasionally take it every once in a while, but in general, I just stopped taking it because whatever the positive effects might've been, if I had taken it more consistently, the effects in depleting rapid eye movement sleep were just something I didn't want and don't want
Monitor for any side effects during the session
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