However, long-term NNMT inhibition in humans hasn't been characterized beyond small pilot cohorts, so concerns about sustained NAD+ elevation (which could theoretically promote certain cancers via PARP or SIRT activation) remain speculative but unresolved
Storage: Store in a cool, dry environment under proper laboratory conditions
During a B12 injection treatment session, a healthcare professional will inject the vitamin B12 solution directly into a muscle, typically the upper arm or thigh
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