Vitamin B12 injections offer a range of health benefits and can be particularly advantageous for individuals with B12 deficiency, pernicious anemia, or conditions that impair B12 absorption, such as gastrointestinal disorders (e.g., Crohns disease or celiac disease)
Other types, like hydroxocobalamin, might be used for different reasons
Additional risks specific to the bodybuilding context include: Cardiovascular strain: Increases in resting heart rate have been observed with GLP-1 receptor agonists as a class (as documented in the Summary of Product Characteristics for licensed agents such as semaglutide and tirzepatide)
Is the dosage clearly disclosed rather than hidden in a proprietary blend
While many brands talk about testing and never show it, every InnerThera product is verified through real third-party laboratory testing for ingredient identity, heavy metals, and microbiological safety