Cart Remove item Thumbnail image Product Price Quantity Subtotal × Nitrotyrosine ELISA Kit $675.00 Nitrotyrosine ELISA Kit quantity $675.00 × Vitamin B6 (Pyridoxin) Kit $1,235.00 Vitamin B6 (Pyridoxin) Kit quantity $1,235.00 × MedFrontier Intact FGF23 Assay $1,455.00 MedFrontier Intact FGF23 Assay quantity $1,455.00 Update cart Cart totals Subtotal $3,365.00 Tax $0.00 Total $3,365.00 Proceed to checkout