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Home / Vitamin B9 – Folates DFE (Dietary Folate Equivalents) Test

Vitamin B9 - Folates DFE (Dietary Folate Equivalents) Test

  • Price

    $315 per analysis

  • Turnaround time

    7 - 9 Business Days

  • Rush


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Vitamin B9 - Folates DFE (Dietary Folate Equivalents) Test

Technical data sheet


Method description

Dietary Folate Equivalents = (mcg Total Folates - mcg Folic Acid) + (mcg Folic Acid / 0.6)

Acceptable matrices

Food and Food Ingredients



Method reference

Folate DFE (Dietary Folate Equivalents) is calculated using results from Total Folates (AOAC 944.12 and AACC 86-47.01) and Folic Acid by LC/MS (AOAC 2011.06).

Reportable unit

mcg/100g DFE

Sample size requirements


Information required by submitter

Please supply estimates

Additional information

This test is ISO/IEC 17025 accredited through A2LA, Certificate # 2769.01. Please let us know if your samples contain Vitamin D2 and we will discuss testing options.

*Prices and offerings are subject to change without notice.

Common Vitamin B9 - Folates DFE (Dietary Folate Equivalents) Test Testing Questions

While our sales and customer service team are happy to answer general testing questions, consultations typically start at a rate of $250 per 30 minutes regarding the interpretation of reported test results or questions about our test methods. We cannot consult on regulations, tolerance limits, or claims.

We make every effort to keep our methods and detection limits up to date according to the latest standards and qualifications. If you have any questions regarding the limit of detection/quantification or method references, please contact our Customer Service team at 1-800-245-5615.

Our standard turnaround time is 10 business days for most assays. There are some assays that require a longer turnaround time. We also offer a RUSH service that is half the time of the standard turnaround time of the assay at double the cost of the assay. A few assays that we provide cannot be rushed due to the nature of the test. Please check the specific assay you are interested in regarding the ability to RUSH the turnaround time.

Medallion Labs, a division of General Mills, offers multiple areas of expertise for analytical testing and product evaluation for the food and ingredient industry. Our areas of expertise include Chemical Analysis, Nutritional Analysis, Food Safety, Shelf Life Studies, Microbiology, Specialty Fibers, Physical Testing, Allergen Testing, as well as Product Evaluation (which includes Product Performance and Sensory Evaluation) and Technical Consulting/Method Development. Our methods are developed for the testing of food products and ingredients.

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Medallion Labs

A food testing program designed with mid-market and enterprise food and ingredient manufacturers in mind.