giving b12 injection in arm Vitamin Injections Choosing the Right Needle and
Description
I highly recommend them for HRT
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However, individuals with absorption disorders may require significantly higher doses to achieve therapeutic levels

The logic is synergistic: provide the raw material (NR/NMN) while simultaneously blocking the leak (5-Amino-1MQ) to maximize cellular NAD+ levels

I didn't have pernicious anaemia, and from what I could see thee was no other kind
Some research has explored higher doses up to 1000 mcg daily, though these dont appear to provide proportionally greater benefits

Sci Rep
