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If you lack this protein or have a condition like Crohn's or celiac disease, absorption is impaired

Regena was the only one with chromatograms, retention times and lab-named COAs published per batch

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The treatment takes just a few minutes and requires no recovery time

A recent study showed common symptoms and risk factors

Overgrowth of bacteria: Some people develop vitamin B 12 deficiency as a result of conditions that slow the movement of food through the intestines (diabetes, scleroderma, strictures, diverticula), allowing intestinal bacteria to multiply and overgrow in the upper part of the small intestine