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Proton pump inhibitors and similar medications that lower stomach acid might decrease the absorption of vitamin B12 from food, but this is less of a concern when receiving B12 injections because they bypass the digestive system entirely
In fact, up to 20 percent of adults over 60 years old have a vitamin B12 deficiency (1)
They are offered as part of a broader wellness strategy and are not intended to diagnose, treat, cure, or prevent disease
Copper also has two abundant natural isotopes, which gives any genuinely copper-containing ion a distinctive isotope pattern
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