Common places to inject include the deltoid, vastus lateralis, and gluteal muscles
Denise I use this too, have done for quite a while, it now seems to be available in a lot of the supermarkets, we used get it in M*rrisons when we lived in the south and buy it in T*sco here in the midlands, it is kept with all the other salts
Big picture (evidence base)
It is a major source for methyl groups via its metabolite trimethylglycine (betaine) that participates in the S-adenosylmethionine synthesis pathways
Honest caveat: The vast majority of BPC-157 evidence is from animal studies
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