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Symptoms may depend on the age and genetic disposition of the individual, and also the length and severity of deficiency

The energy-boosting effect is only seen when treating genuine deficiency, where fatigue is a primary symptom

Once the issue is reviewed and verified against our fulfillment records, we will reship the correct items at no additional cost

Risk increases significantly after 2+ years of use Post-bariatric surgery patients gastric bypass removes or bypasses the sites of intrinsic factor production and B12 absorption People with autoimmune conditions pernicious anemia (anti-intrinsic factor antibodies) and autoimmune gastritis directly block absorption People with GI conditions Crohns disease (especially ileal involvement), celiac disease, SIBO, and chronic H