Subcutaneous (SC) and Intramuscular (IM) Injections Must Knows for Subcutaneous administration: Pinch skin with non dominant hand and hold syringe with dominant hand Always inject: 2 inches away from umbilicus (for abdomen) 3 inches How to Self Inject Vitamin B12 at Home The Sanctuary Wellness Institute How SubQ Injections Like B12 and NAD+ Fit Your Routine Olympia Pharmaceuticals Safe B12 Injection Guide at Home Step by Step Tutorial YouTube Subcutaneous Injection Sites and Instructions for Safe Self Administration Best Vitamin B12 Injection Sites: Where to Inject B12 PA Relief