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Stomach acid tends to decrease with age, which makes it harder to extract B12 from food
The NIH reports that only about 10 micrograms of a 500-microgram oral supplement is actually absorbed in healthy people due to limitations of stomach acid and intrinsic factor
I have been using the product for the last 2 months and I must say I enjoy being able to exercise, work, because I have the energy to do so
Easy to use
UK guidelines recommend monitoring clinical response and full blood count (typically at around 2 months) to ensure treatment adequacy, rather than routinely rechecking B12 levels after replacement has started
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