Product labeling documents include information like generic names, active ingredients, ingredient strength dosage, routes of administration, appearance, usage, warnings, inactive ingredients, etc
This could indicate product that never contained properly bound copper, or degradation that caused copper dissociation before reconstitution
Vitamin B-12 is present in animal-based products, including: Egg Clams Trout Salmon Tuna Other fish Dairy products also contain vitamin B-12, but some research suggests that cow's milk may affect the production of platelets
Pharmacokinetic studies in rats demonstrated an oral bioavailability of 38.4%, with a mean Cmax of 2,252 ng/mL and terminal elimination half-lives of 3.80 1.10 hours (IV) and 6.90 1.20 hours (oral) (Awosemo et al., 2021)