Your doctor will probably run blood tests to rule out problems with the liver or kidneys
Key Takeaways B12 is fundamental for energy and focus : This vitamin is essential for your overall wellness, and a deficiency can lead to persistent fatigue and brain fog
The open-label, pre-post study, published in BMC Rheumatology , included 28 women who took 1000mcg of vitamin B12 a day for nearly two months
Efficacy of oral compared with intramuscular vitamin B-12 supplementation after Roux-en-Y gastric bypass: a randomized controlled trial
With the right supplies, correct technique, and a safe injection site, most adults can self-administer a B12 shot in under five minutes
When your levels are low, your body struggles to convert food into usable energy