Vitamins

Vitamin A

  • HPLC photodiode array detection

Vitamin D3  

  • HPLC MSMS
  • Also includes 25 hydroxy vitamin D3 and 24, 25 dihydroxyvitamin D3

25 hydroxy vitamin D3

  • HPLC MSMS
  • Includes vitamin D3 (cholecalciferol) and 24, 25 dihydroxyvitamin D3

24, 25 dihydroxy vitamin D3

  • HPLC MSMS
  • Includes 25 hydroxy vitamin D3 and vitamin D3 (cholecalciferol)

Vitamin D2

  • HPLC MSMS

Vitamin B2 (riboflavin)

  • HPLC MSMS
  • Includes vitamin B6 forms

Vitamin B6 (pyridoxal phosphate, pyridoxal, pyridoxic acid)

  • HPLC MSMS

Vitamin B2 (riboflavin, FMN, FAD)

  • HPLC MSMS
  • Holotranscobalamin (Active-B12)
  • Abbott Architect (see metabolic group for more information)

Total vitamin B12

  • Abbott Architect (see metabolic group for more information)
  • Folate (total folate and reduced folate forms/folic acid)
  • HPLC MSMS