You can purchase a Sharps Container, a hard-plastic container made for used syringes and needles, at your local pharmacy
For subcutaneous B12 injections, a needle with a gauge of 25-27 and a length of 3/8 to 5/8 inch is commonly used
Vitamin B12 supplements can help treat or prevent a vitamin B12 deficiency, which can be serious and Not everyone needs to take a vitamin B12 supplement, as However, healthcare professionals may recommend vitamin B12 supplements for certain populations, including: people following a vegan diet older adults people who have had gastrointestinal surgery people who have nutrient absorption issues people with dietary restrictions People taking certain long-term medications, such as metformin and proton pump inhibitors, may also benefit from a supplement, as these medications can affect absorption of vitamin B12
When deficiency is linked to gastrointestinal disease or reduced absorption, evaluation may involve specialists in internal medicine, gastroenterology, or hematology
Self-administer at home
In those patients, addressing the underlying metabolic dysfunction first, through dietary intervention, GLP-1 therapy if indicated, or NAD+ support for cellular energy metabolism, is the clinical priority