Vitamin B6 PlasmaBlood Test
The Vitamin B6 plasma blood test measures the levels of pyridoxal 5′-phosphate (PLP), the active form of vitamin B6, in the bloodstream. Vitamin B6 is a water-soluble vitamin that is important for various functions in the body, including the metabolism of amino acids and the production of neurotransmitters and red blood cells.
The PLP form of vitamin B6 is the biologically active form, and it is involved in over 100 enzymatic reactions in the body. The Vitamin B6 plasma blood test can be used to assess vitamin B6 status and detect deficiencies.
The normal range for PLP levels in the blood is between 5 and 50 ng/mL. Low PLP levels can indicate a deficiency of vitamin B6, which can lead to symptoms such as anemia, skin rashes, neurological problems, and depression. High levels of PLP are not typically a cause for concern, as excess vitamin B6 is excreted in the urine.
Vitamin B6 deficiencies are relatively rare in the general population, but they can occur in individuals with certain medical conditions, such as malabsorption syndromes or chronic alcoholism. Additionally, certain medications can interfere with vitamin B6 absorption and metabolism, leading to deficiency. The Vitamin B6 plasma blood test can be used to diagnose and monitor vitamin B6 deficiency and to guide treatment with vitamin B6 supplements.
This page is provided for educational and informational purposes only and does not constitute the provision of medical advice or professional services. The information provided should not be used for diagnosing or treating a health problem or disease, and those seeking personal medical advice regarding any of the tests and conditions referenced above are advised to consult with a licensed clinician. Always seek the advice of your qualified health provider regarding a medical condition and do not disregard professional medical advice or delay in seeking it because of any information on this page. If you think you may have a medical emergency, immediately call 911 or go to the nearest urgent care center or hospital.
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