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Older adults, for instance, often have reduced stomach acid production, which can make it challenging to absorb B12 from food

2022, pp

Those with cancer, precancerous conditions, or compromised immune systems should avoid Dihexa

Safety FDA found no clinical studies establishing safety, no pharmacokinetic data and no human immunogenicity or aggregation studies

Vitamin B12 primarily comes from animal-based products, which makes those who follow vegetarian and vegan diets more likely to develop vitamin deficiency

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