Keep in original packaging and out of reach of children
The difference between the two is that cyanocobalamin is a synthetic form of Vitamin B12 found only in supplements (pills), while methylcobalamin is a naturally occurring form that you can get through either food sources or injections
So the two papers above are doing real scientific work
You can also get vitamin B-12 deficiency if you follow a vegan diet (meaning you dont eat any animal products, including meat, milk, cheese, and eggs) or you are a vegetarian who doesnt eat enough eggs or dairy products to meet your vitamin B-12 needs
General precautions: Retatrutide should be used only under medical supervision
May your B12 levels stay robust, your GLP-1 therapy stay effective, and your protocols stay evidence-based.