how to give b12 injection in arm on Choosing the Right Needle and Syringe for Injections: A Complete Guide a b12 – Choosing the Right Needle and

they're unregulated, potentially impure, and lack dosage precision, posing health risks like bacterial contamination or heavy metals.[44][45][46] Unregulated online sources amplify dangers with potential counterfeits, unknown additives, or legal violations, as they're not FDA-approved and may lead to adverse effects or inefficacy.[47][48][49] Prioritize compounding pharmacies for reliable, compliant options

SS-31 to protect mitochondria and optimize electron transport efficiency

I do think the high folate w/ the (absent?) B12 is suspicious

doi:10.1016/j.neuroscience.2009.08.028

Pregnant or breastfeeding women should avoid both compounds