Energix-B (hepatitis B vaccine [recombinant]) can cause side effects, such as fatigue and injection-site soreness. If you are not able to tolerate Energix-B side effects, talk with your doctor or ...

Vitamin B6 can also influence serotonin and dopamine levels, which can impact your sleep if taken too late, Keatley says. “For individuals using a B-complex supplement, morning with breakfast is often ...

B vitamins support energy production, brain health, and red blood cell formation. B12 is especially important for nerve ...