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Kecel-Gunduza, S., Kocb, E., Bicaka, B., Kokcub, Y., Ozela, A
An injection delivers B12 directly into the muscle, so absorption does not depend on your digestive system
nearly doubles muscle fiber cross-sectional area and increases muscle contractile strength by ~70%, restoring regenerative function to levels comparable to youthful muscle 1
Garca-Alcntara et al
The lack of universal dosing protocols, as well as abuse outside of medical supervision, work to heighten these issues of safety
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