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Oral Supplements Cyanocobalamin tablets (common) Methylcobalamin (easier to absorb) B12 sprays or dissolvable tabs Pros: Easy to take No needles Affordable Cons: Absorption varies Not ideal for GI conditions Food Sources Liver (highly concentrated) Eggs Red meat Cheese Shellfish and fish Plant-based
For long-term storage, -20 C freezer storage is the conservative research default used across many peptide-handling references for dry lyophilized materials
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capillary temperature, 320 C
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