b12 still low after injections Vitamin Injections: Good or Bad? Pernicious Anemia: Definition, Symptoms, Causes

Taking stomach acid-lowering drugs : Medications can block absorption, including antacids used to treat conditions like gastritis or esophageal reflux and antihistamines

water-soluble by nature, involved in formation of red blood cells, strengthening nervous system, maintaining metabolism etc

Maintenance: 12 mg weekly from Week 13 for maximum effect

Vitamin B12 deficiency is relatively common, particularly among older adults, vegetarians, vegans, and individuals with certain digestive conditions

This makes the compound a cleaner tool for isolating fat-metabolism effects in experimental research where mitogenic side effects would confound results