Measures the amount of Vitamin B6 (PLP) in the body checking for deficiencies.

Vitamin B6 functions as an integral part of amino acid metabolism. It is also involved in the synthesis of hemoglobin. It is also essential to immune health and the nervous system of the body. Low levels may significantly reduce immune function. Severe low levels may lead to convulsions. Alcohol abuse is one of the primary causes that lead to deficiency. Those who suffer from asthma may also be prone to deficiency when using certain medications.

Recommended with Vitamin B6

• Vitamin C
• Vitamin A
• Vitamin E
• Vitamin D, 25-Hydroxy
• Vitamin B12
• Vitamin B1
• Vitamin K
• Carotene

Is Fasting Required? No

More Information: http://www.questdiagnostics.com/testcenter/TestDetail.action?ntc=926