US$ 28.02
youtube how to give a b12 injection in thigh Safe Guide at Home | Step-by-Step Tutorial Learn how to inject B12:MIC
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We adjust the dose based on how well theyre doing and lab results

You can check the color by looking at the window of the pen near the tip when the cap is off
Administration of 0.5mL from 3 weeks of age (at tailing), would expect to give adequate concentrations up to 3-4 months

The price is awesome too

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However, it is more work for your body to break down and absorb this form of B12
