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how painful are b12 injections to self-inject intramuscular vitamin - Overview Are B12 Shots Safe? Royal
Description
For patients confirmed to need b12 supplementation, either approach works

I know a lot of people are scared to inject this stuff into their body, it makes complete s" TikTok85.7K views @hollie_jeanne's GHK-Cu peptide glow claims, fact-checked @hollie_jeanne "I've had loads of you ask about this

Saukkonen T, Shojaee-Moradie F, Williams RM, Amin R, Yuen KC, Watts A, Acerini CL, Umpleby AM, Dunger DB
These copper ions inhibit type 1 5-alpha reductase by up to 90% in vitro (Sugimoto et al., 1995), reducing local DHT production

Otherwise, b12 addition affects weight outcomes minimally or not at all
