who should not take b12 injections B-12 Specialists in San Antonio, TX 💉 Vitamin B12 injections: not

Why Regular B-12 injections Are Safe There is no current evidence showing that regular vitamin B-12 injections lead to severe side effects

For a 5mg vial, add 2mL of bacteriostatic water

The closest low-exposure anchor is ONeil 2018, where daily injections totaling roughly 0.35 mg per week produced measurable weight loss over 52 weeks. That supports low-exposure activity, not a tested weekly microdose protocol

Tested by Independent laboratories using EPA/ANSI protocols and NSF standards 42 and 53

Reduces homocysteine levels , which, when elevated, can cause arterial damage and contribute to erectile dysfunction (ED)