A vegetarian or vegan diet can see Vitamin B12 levels drop Long-term use of antibiotics, peptic ulcer treatments and some diabetes medication can reduce levels of B2, B9, and B12
But the injection itself has its own technique requirements that affect both comfort and absorption
In fact, most people over the age of 50 will most likely need to eat fortified food items or take dietary supplements to offset their bodys inability to get enough levels of Vitamin B12 from regular food
People with pre-existing health conditions, pregnant or breastfeeding women, and those with certain types of cancer should consult with a healthcare professional before considering these treatments
Scientific Reports, 10 (1), 1-11
Supplements are very helpful for people who are deficient such as vegans, older adults, and those with absorption problems but taking extra B12 when you are not deficient is unlikely to boost energy or health