B12 deficiency doesn't always look obvious. It usually shows up as things people brush off low energy mental fog feeling off but not sure why The problem is, oral How Can Vitamin B12 Shots Help Me Feel Refreshed Dr. Nasseri It might not be your lifestyle it could be a B12 deficiency. B12 is essential for energy, mood, and overall wellness and when levels are low, your body feels it. Our Vitamin B12 Injection Dosage Duluth GA McCartan's Boost Your Energy with ! Symptoms of low B12 includes: Constant fatigue Lack of energy Memory problems Pins and needles sensations Depression or mood