Those most at risk include vegans and vegetarians, people with digestive conditions such as Crohn's disease, coeliac disease or IBS, those taking long-term metformin or proton pump inhibitors, older adults whose ability to absorb B12 through the gut declines naturally with age, those with pernicious anaemia, and anyone with a history of chronic alcohol use
Some people report acne or a flushing sensation after high-dose injections, but that relates to the injection rather than the blood level
Many of this studys subjects also had ligament sprains and tendon issues, which often heal on their own over time, so its unclear if these improvements were due to the peptide or just the passage of time (the study had no control group)
You are not eating less
The solution
Mechanistic investigations often pair 5-Amino-1MQ treatment with transcriptomic and proteomic analyses to map the downstream signaling changes that accompany NNMT inhibition, establishing a fuller picture of the enzyme's regulatory network