Thats a far bigger concern than many people realise. Unlike licensed medicines, products sold through unregulated online suppliers may vary significantly in purity, concentration and quality
The injections are administered via thin needles into subcutaneous fat (e.g., upper arms, thighs, stomach) or near an injury, not into a vein
It has been studied for its ability to stimulate tissue repair by reversing endothelial dysfunction, promoting angiogenesis and revascularization, attenuating inflammation, and reducing apoptosis
Vitamin B12 injections are often recommended for individuals who: Follow a vegetarian or vegan diet Have a diagnosed absorption issue such as pernicious anaemia Have had gastric surgery or digestive disorders like Crohns or coeliac disease Take medications that interfere with B12 absorption, such as metformin or proton pump inhibitors Are over the age of 50 and produce less stomach acid Regularly experience fatigue, brain fog or low mood without explanation Even if you havent been formally diagnosed with a deficiency, many people find B12 injections help restore their energy and mental clarity when theyre feeling run down