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Persistent tiredness and fatigue Weakness or muscle fatigue A pale or slightly yellow tint to the skin A sore or inflamed tongue Pins and needles or numbness in the hands or feet Difficulty with memory or concentration Low mood or irritability Who Needs a Vitamin B12 Injection
Absorption is slower and steadier, and many patients find SC less painful
Injection technique Subcutaneous injection is straightforward: Clean injection site with alcohol swab Pinch skin to create a fold Insert needle at 45-90 degree angle Inject slowly Remove needle and apply gentle pressure Common injection sites: abdomen (2 inches from navel), thighs, love handles
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