vitamin b12 injection subcutaneous or intramuscular Optimal Sites for Maximum Absorption and Benefits Vitamin B12 Injections | B12
Description
Do B12 injections require a prescription
When it does so beneath the jawline, it sags visibly enough to look like a second chin
Status Not FDA-approved as of June 2026
Self-reported dose per injection Median bucket: 0.20.4 mg Most common: 0.20.4 mg Reports span 0.1 to 5 mg (open-ended top bucket) Anonymized self-reports from PeptIQ users not prescribing guidance
Potency: 50mg per capsule
I generally use an 18-gauge needle to draw the fluid into a 3ml syringe
