Vitamin Testing

We offer full vitamin testing services (Primary metabolites), including some rare isomeric vitamin forms. We offer analytical flexibility to our clients with regards to the performance of vitamin testing services.
Group Common Name Chemical Name, Synonym Chemical Structure Analytical Methodology
Vitamin A Vitamin A Retinol HPLC
Vitamin A Acid Retinoic Acid HPLC
Vitamin A Acetate Retinyl Acetate HPLC
Vitamin A Palmitate all-trans-Retinol Palmitate HPLC
beta-Carotene Provitamin A HPLC
Vitamin B Biotin Vitamin B7, Vitamin H Immunoassay
Calcium Pantothenate Vitamin B5 HPLC
Folic Acid Vitamin B9, Vitamin M HPLC
Methylcobalamin Methyl B12
(N=C-) = (H3C-)
Niacin Nicotinic Acid, Vitamin B3 HPLC
Niacinamide Nicotinic Acid Amide, Vitamin B3, Vitamin PP HPLC
Pantothenic Acid Calcium Salt Vitamin B5 HPLC
Pyridoxine Vitamin B6, Pyridoxal, Pyridoxamine HPLC
Pyridoxine 5’-Phosphate Pyridoxal 5’-Phosphate Fluorometric
Riboflavin Vitamin B2, Vitamin G HPLC
Thiamine Vitamin B1 HPLC
Vitamin B6 Pyridoxine, Pyridoxal, Pyridoxamine HPLC
Vitamin B12 Cyanocobalamin HPLC
Vitamin C Vitamin C Ascorbic acid Titration; HPLC or Fluorometric
Calcium Ascorbate Vitamin C Calcium Salt HPLC
Vitamin D Vitamin D2 Ergocalciferol HPLC
Vitamin D3 Cholecalciferol HPLC
Vitamin E Vitamin E d– or dl-alpha Tocopherol HPLC
Vitamin E Acetate alpha-Tocopherol Acetate HPLC
Vitamin E Succinate Vitamin E Acid Succinate, alpha-Tocopherol Acid Succinate, alpha-Tocopherol Succinate HPLC
delta-Tocopherol Vitamin E HPLC
gamma-Tocopherol Vitamin E HPLC
Vitamin G Riboflavin Vitamin B2 HPLC
Vitamin H Biotin Vitamin B7 Immunoassay
Vitamin K Vitamin K1 Phylloquinone HPLC
Vitamin K2 Menaquinone 4 HPLC
Vitamin K3 Menadione HPLC