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When intrinsic factor-mediated absorption is functioning normally, only about 1.5-2 g can be absorbed per meal through this active mechanism
Even the best medication works best when your plan is realistic: protein, steps, sleep, and a follow-up cadence you can maintain
Even with adequate dietary intake of vitamin B12, poor absorption in the gut can still lead to vitamin B12 deficiency. Taking vitamin B12 as an oral supplement is largely a waste of money
Follow the storage conditions shown on the product label, the applicable batch documentation and suitable internal laboratory protocols