do vitamin b12 injections give you energy Injections: What Need To Know Looking for a boost from

Your body needs it to produce red blood cells and DNA and to keep your brain and nerve cells functioning

Many people are curious about its safety, especially when used over a long period

The result is a significant boost in intracellular NAD+ levels, which in turn activates sirtuins (SIRT1) proteins known to regulate cellular health and metabolism

Truthmeter: 3 (out of 10) Truthmeter and contact info Fact Checker columns by Mark Robison are rated on a scale from 0 to 10, with 10 being absolutely true with no gray area, 5 being down the middle with good points by both sides, 1 being false with no gray area and 0 being intentionally, maliciously or foolishly false

Certain groups, including vegetarians, vegans, and older adults, are at higher risk for B12 deficiency and should consider supplements or fortified foods