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Protein Metabolism Your hair is made primarily of a protein called keratin
In order for nutrients to reach the cell and work effectively, they must be absorbed and not digested
The research is compelling
Many energy drinks, protein bars, and meal replacement shakes contain high doses of B12 (sometimes 2,000 to 5,000% of the Daily Value per serving)
Supportive therapy in nerve injury recovery
When taking B12 via injections or high doses of supplements, it bypasses the absorption limits of dietary B12, leading to a temporary rise in blood B12 levels
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