b12 injection and fainting Vitamin Side Effects Vitamin B12 deficiency causes fatigue,

Visit your doctor and have them perform the test or purchase a kit online and do the test at home

How B12 Injections Support Metabolism and Weight Management Vitamin B12 is key for boosting metabolism, which is important for B12 for weight loss

If youve been feeling: Worn out no matter how much you sleep Mentally slow or forgetful Weak, pale, or dizzy Numbness in hands or feet Low mood or anxious for no reason these could all be signs of a vitamin B12 deficiency

This leads to a gradual loss of vision, which can develop from visual disturbances such as spots and fogginess, to an almost complete loss of sight

Some people may notice an improvement in energy and mood within a few days, while others might take several weeks to experience the full benefits