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Oral supplements might not work well for some because of absorption issues or severe conditions
Table of Contents Eating well, getting enough sleep, and staying active dont always prevent that mid-day crash
So, we recommend using SL vitamin B12 rather than oral and IM, especially in patients who do not tolerate IM injection and patients who need prolonged vitamin B12 supplementation, such as patients with long-term metformin use and patients with pernicious anemia or with gastro-duodenal resection [51,52,53,54]
Anh, F
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