What Causes High B6 Without Supplements? A Guide to Underlying Factors
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5 min read
While excessive supplementation is the most common cause, research indicates that high vitamin B6 (pyridoxal-5′-phosphate or PLP) levels can also arise without supplements due to various underlying conditions. These surprising causes, which include metabolic impairments, genetic disorders, and organ dysfunction, can lead to the accumulation of B6 in the bloodstream and trigger toxic symptoms.