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Animal studies [5] suggest localized injections may have greater effects on muscles, tendons and ligaments, but safety and efficacy in humans are still under investigation
Certificate of Analysis and MSDS available on request.
Expert opinion on drug safety
Denny CA, Burghardt NS, Schachter DM, Hen R, Drew MR
Vitamin B12 deficiency is primarily caused by autoimmune pernicious anemia, dietary restrictions such as vegetarian or vegan diets, and medical conditions that interfere with absorption such as celiac and Crohns disease
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