Second, medications that many older people take, like metformin for diabetes or proton-pump inhibitors for acid reflux, can also impact absorption. Are vegan or strictly vegetarian: Because most dietary intake of B12 comes from animal products, B12 supplements are recommended for people who eat a vegan diet or a vegetarian one with few eggs and dairy products
Methylcobalamin injections are administered by licensed clinicians using medical grade protocols and are generally well tolerated
A meta-analysis of randomized controlled trials involving 523 patients found that ALA significantly reduced pain and improved nerve function in both type 1 and type 2 diabetes patients
Subcutaneous injection is the most common research-context format today, but no published human pharmacokinetic study has formally characterized subcutaneous AOD-9604 (this gap was specifically called out in FDA's December 2024 review)
However, listening to your body and following any specific advice from your healthcare provider is crucial
Journal of the Royal Society of Medicine