difference between vitamin b12 tablets and injections vs. Supplements: Which Works Best? Vitamin B12 Tablets vs Injection
Description
Avicenna J Phytomed

While scientists are still exploring all the possibilities, there are some other interesting aspects to Vitamin B12 Certain studies have shown that vitamin B12 levels can help women have a healthy pregnancy by helping the fetuss brain and nervous system during development

Some people are unable to manufacture Intrinsic Factor, a condition called pernicious anemia, making it impossible to absorb Vitamin B12 from foods or oral supplements

Side effects are uncommon but may include mild discomfort or bruising at the injection site and occasional lightheadedness