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Supplementing with this is a very effective treatment for B12 deficiencies commonly found in patients who suffer from diseases or have nutritional deficits (such as ultra low calorie diets)
Tier 2: Partial Documentation Acceptable with Caution Criteria partially met: HPLC purity shown but no MS confirmation, in-house lab only, or COA not batch-specific
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doi: 10.3390/ph18060928
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