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Those over 70 may need 20 mcg (800 IU)
B12 injections deliver the vitamin directly into your muscle tissue, allowing for nearly 100% bioavailability
THESE CHEMICALS ARE NOT INTENDED TO BE USED AND SHOULD NOT BE USED IN INAPPROPRIATE APPLICATIONS, SUCH AS, WITHOUT LIMITATION, FOOD ADDITIVES, DRUGS, COSMETICS, HOUSEHOLD CHEMICALS, OR OTHER APPLICATIONS OUTSIDE OF IN-VITRO LABORATORY RESEARCH, PRE-CLINICAL RESEARCH, OR IN LABORATORY CHEMICAL SYNTHESIS OR TESTING OF DIFFERENT MATERIALS
A very gentle swirl before drawing a dose can help ensure the solution is uniformly mixed, especially if the vial has been sitting undisturbed for days
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