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    Vitamin B7

    Checks for level of Vitamin B7, classified as a B-complex vitamin and also known as biotin, required by the body. Also Known As: Biotin

    Vitamin B7

    Checks for level of Vitamin B7, classified as a B-complex vitamin and also known as biotin, required by the body.

    Also Known As: Biotin

    Vitamin B7

    $276

    SKU: 391 For: , , ,

    Quest Diagnostics Test Code: 391

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    Vitamin C

    Vitamin C is an antioxidant involved in connective tissue metabolism, drug-metabolizing systems, and mixed-function oxidase systems to list a few. Vitamin C deficiency causes scurvy; manifestations include impaired formation of mature connective tissue, bleeding into the skin, weakness, fatigue, and depression. Also Known As: Ascorbic Acid

    Vitamin C

    Vitamin C is an antioxidant involved in connective tissue metabolism, drug-metabolizing systems, and mixed-function oxidase systems to list a few. Vitamin C deficiency causes scurvy; manifestations include impaired formation of mature connective tissue, bleeding into the skin, weakness, fatigue, and depression.

    Also Known As: Ascorbic Acid

    Vitamin C

    $102

    SKU: 929 For: , , ,

    Quest Diagnostics Test Code: 929

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    Vitamin D, 1, 25-dihydroxy

    Measurement of serum 25-OH vitamin D concentrations provide a good index of circulating vitamin D activity in patients not suffering from renal disease. A vitamin D deficiency can lead to bone diseases such as rickets and osteomalacia. Above normal levels can lead to hypercalcemia Also Known As: Calcitriol; 1,25-Dihydroxycholecalciferol

    Vitamin D, 1, 25-dihydroxy

    Measurement of serum 25-OH vitamin D concentrations provide a good index of circulating vitamin D activity in patients not suffering from renal disease. A vitamin D deficiency can lead to bone diseases such as rickets and osteomalacia. Above normal levels can lead to hypercalcemia

    Also Known As: Calcitriol; 1,25-Dihydroxycholecalciferol

    Vitamin D, 1, 25-dihydroxy

    $87

    SKU: 16558 For: , , , ,

    Quest Diagnostics Test Code: 16558

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    Vitamin E

    Deficiency of vitamin E may cause extensive neuropathy in young children and, in addition, is suspect as a possible cause of motor and sensory neuropathy in older children and in adults. One likely cause of vitamin E deficiency is intestinal malabsorption, resulting from bowel disease, pancreatic disease, or chronic cholestasis. Also Known As: Alpha Tocopherol, Vitamin E1

    Vitamin E

    Deficiency of vitamin E may cause extensive neuropathy in young children and, in addition, is suspect as a possible cause of motor and sensory neuropathy in older children and in adults. One likely cause of vitamin E deficiency is intestinal malabsorption, resulting from bowel disease, pancreatic disease, or chronic cholestasis.

    Also Known As: Alpha Tocopherol, Vitamin E1

    Vitamin E

    $64

    SKU: 931 For: , , ,

    Quest Diagnostics Test Code: 931

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    Vitamin K1

    Used for differential diagnosis of coagulation disorders. Vitamin K is a group of structurally similar, fat-soluble vitamins the human body requires for complete synthesis of certain proteins that are prerequisites for blood coagulation and which the body also needs for controlling binding of calcium in bones and other tissues. Also Known As: Phylloquinone, Phytonadione

    Vitamin K1

    Used for differential diagnosis of coagulation disorders. Vitamin K is a group of structurally similar, fat-soluble vitamins the human body requires for complete synthesis of certain proteins that are prerequisites for blood coagulation and which the body also needs for controlling binding of calcium in bones and other tissues.

    Also Known As: Phylloquinone, Phytonadione

    Vitamin K1

    $150

    SKU: 36585 For: , , ,

    Quest Diagnostics Test Code: 36585

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    Zinc

    This test measures the amount of zinc in the blood in order to diagnose zinc deficiency. Also Known As: Zn

    Zinc

    This test measures the amount of zinc in the blood in order to diagnose zinc deficiency.

    Also Known As: Zn

    Zinc

    $69

    SKU: 945 For: , , ,

    Quest Diagnostics Test Code: 945

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    Zinc RBC

    This test measures the amount of of zinc in the red blood cells blood in order to establish whether there is a zinc deficiency. Also Known As: Zn RBC

    Zinc RBC

    This test measures the amount of of zinc in the red blood cells blood in order to establish whether there is a zinc deficiency.

    Also Known As: Zn RBC

    Zinc RBC

    $154

    SKU: 6354 For: , , ,

    Quest Diagnostics Test Code: 6354