The consistency of positive results across different systems is one of the compound's most compelling features
In Canada and most of the European Union, its not approved for medical or cosmetic use and is considered an unregulated compound (Health Canada advisory listing AOD9604 as unauthorized)
Sarah Taylor, PhD Published October 29, 2025
Hydroxocobalamin has a longer retention and is used for specific patient needs
It may manifest itself as itching, eczema, urticaria, reddening of the skin, or even localized skin lesions which may progress to destruction of the skin cells (necrosis), swelling (angioedema), or allergic shock (intense generalized malaise)
The 0.9% benzyl alcohol preservative allows the vial to be accessed multiple times over 28 days while maintaining sterility, unlike single-use sterile water