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Glutathione acts as our bodys primary cellular defender against oxidative stress and toxins at the molecular level
Spiegelhalder, B., Eisenbrand, G
Image: Peter Dazeley/Getty Images About the Author Marygrace Taylor, Health Writer About the Reviewer Pieter Cohen, MD, Contributor Disclaimer: As a service to our readers, Harvard Health Publishing provides access to our library of archived content
Fortunately, there is increasing evidence that oral B12 supplements are just as good as injections for raising blood levels in most people ( Vegetarians and vegans are usually advised to take at least 10 mcg per day, or at least 2,000 mcg once per week ( However, some doctors still prefer the use of injections
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