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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Often shipped from overseas with unknown cold-chain integrity
Once reconstituted, the solution has a limited shelf life
Once injected, B12 enters the bloodstream directly without requiring stomach acid, intrinsic factor (a protein necessary for B12 absorption), or healthy intestinal function
Two weeks later, neither the seller nor the shipper was responding to my messages, and I still had not received my order
The upshot is that these peptides can now be marketed as FDA-approved implying that they are safe and efficacious - when clinical trials to prove this have not been done
Oral doses up to 2000 mcg a day may be needed to get enough vitamin B12 in the blood
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