injecting b12 into fat what gauge needles Dr. prescribed injections. Pharmacy only gave me vials. Where do you get your and syringes? size?? Where do I inject? : r/B12_Deficiency For subcutaneous injections, using shorter
For subcutaneous injections, using shorter needles (4 5mm) is the safest choice to ensure medication stays in the fatty layer and avoids muscle injury. A 4mm needle is ideal, minimizing pain while keeping Needle Sizes Explained: Choosing the Right Gauge for Different Injections How to Inject Vitamin B12 Best Needle For B12 Injections (Size & Gauge) PA Relief
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