Without a preservative, bacteria could grow in the reconstituted solution, which would ruin your experiment and potentially lead to inaccurate results
That is why it often gets mentioned for overuse injuries
Vitamin B-12 is essential for producing red blood cells, maintaining neurological function, and supporting DNA creation
2005 Jan-Feb Merav Jacobson Bensky, Irit Ayalon-Dangur, Roi Ayalon-Dangur, Eviatar Naamany, Anat Gafter-Gvili, Gideon Koren, Shachaf Shiber
Another safety trial registered in 2015 but cancelled the next year, again with nothing published.
Research & Development Every product we make passes three fundamental principles without exception