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Glutathione deficiency is associated with an increased risk of chronic disease, including Cancer Diabetes Heart disease Liver disease Autoimmune disease Low glutathione is also associated with aging

In addition to fatigue, a deficiency of B12 can lead to other symptoms like pale skin, headaches, depression, gastrointestinal problems, difficulty concentrating, decreased mental function, mouth and tongue pain or inflammation, and paresthesia in your hands and feet

The guiding principle from clinical data is clear: escalate every four weeks, starting from the lowest effective dose, and never increase if side effects from the current dose have not stabilized

And consistency is important