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This blend supports a healthy immune system, enhances your metabolism, and improves skin and hair health

Lovo, E

Conventional oral B12 formulations often face significant potential challenges, including its primary reliance on IF for absorption in the Ileum, and potential degradation by stomach harsh acidic envionment, and gastric enzymes

In addition to this, tests carried out by the Vegan Society concluded that spirulina is not a reliable B12 source, as it does not improve MMA levels

Venda Nova, C., Zakrzewska, J

You dont need to start with these tests, though, as its much easier to start with blood tests than it is with these more invasive tests