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While oral absorption is limited for B12, taking very high doses (e.g., 1000mcg or 2000mcg) can allow for a small amount of passive absorption that doesnt rely on intrinsic factor
A major difference between the two is the patient population
Similarly, although hepatic dysfunction can occur with large niacin doses (1-3 grams daily over months) causing elevated liver enzymes or jaundice, niacinamide at 100 mg is very unlikely to have any adverse effect on the liver
I feel confident ordering with vitastir I have been using a lower dose for three months and feel good
Researchers must carefully consider these pharmacokinetic challenges
Certificate and support CPD certificate on completion - this confirms online theory completion, not hands-on treatment competency
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