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Dermatologically tested
Most research protocols don't require accounting for overfill at the individual-dose level
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doi:10.1016/S0092-8674(00)81883-8 57
In this article, we will explore some of the various theories that are currently in circulation, which outline the cause as: Excessive production of porphyrin by skin bacteria stimulated by B12 A cobalt allergy Relative deficiency of vitamin B12 cofactors A detoxification reaction Vitamin B12 Acne The Work of Skin Bacteria
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