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Nutritional Sciences, Ph.D.

  • Application Deadline
  • 36 months
University rank #201 (ARWU) Knoxville, TN, United States
Study in Nutrition Science at the doctoral level leads to the Doctor of Philosophy degree and is completed in one of either two concentrations: cellular and molecular nutrition or community nutrition. 


Doctoral study in the cellular and molecular nutrition concentration prepares the student for research and/or teaching positions in institutions of higher education, government or industry. Doctoral study in the community nutrition concentration prepares the student for research, teaching, and/or advanced-level practice in institutions of higher education, government, or the public and private sectors.

A minimum of 24 credit hours of graduate coursework beyond the Master’s degree is required. A minimum of 12 of these 24 credit hours must be graded A-F. Exceptionally well-prepared students with demonstrated superior achievement may enter upon completion of the baccalaureate degree, in which case a minimum of 48 credit hours of graduate coursework beyond  the baccalaureate degree is required. A minimum of 30 of these 48 credit hours must be graded A-F. In either case, an original nutrition research project with 24 credit hours of dissertation work is required. 

Detailed Programme Facts

  • Programme intensity Full-time
    • Full-time duration 36 months
  • Credits
    72 alternative credits
  • Languages
    • English
  • Delivery mode
    On Campus

Programme Structure

Courses include:

  • Advances in Carbohydrate, Lipid and Protein Metabolism
  • Advances in Vitamin and Mineral Metabolism
  • Research Methods 
  • Nutrition Intervention in the Community
  • Maternal and Child Nutrition
  • Genome Science and Technology
  • General Physiology
  • Animal Immune Physiology
  • Public Health Nutrition Management
  • Nutrition Counseling
  • Advanced Epidemiologic Methods

English Language Requirements

  • Minimum required score:


    The IELTS – or the International English Language Test System – tests your English-language abilities (writing, listening, speaking, and reading) on a scale of 1.00–9.00. The minimum IELTS score requirement refers to which Overall Band Score you received, which is your combined average score. Read more about IELTS.

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  • Minimum required score:


    The TOEFL iBT ® measures your English-language abilities in an academic setting. The test has four sections (reading, listening, speaking, and writing), each with a score range of 0-30, for a total score range of 0-120. Read more about TOEFL iBT ®.

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General Requirements

Admission requirements:

  • The completed online Graduate Application for Admission 
  • A non-refundable application fee 
  • One unofficial transcript from all colleges and universities attended submitted on-line at the time of application to the Graduate School
  • The submission of official transcripts and degree certificates
  • Departmental application
  • Reference letters or rating forms

Tuition Fee

  • International

    31538 USD/year
    Tuition Fee
    Based on the original amount of 31538 USD per year and a duration of 36 months.
  • National

    13120 USD/year
    Tuition Fee
    Based on the original amount of 13120 USD per year and a duration of 36 months.
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Living costs for Knoxville

  • 885 - 1460 USD/month
    Living Costs

The living costs include the total expenses per month, covering accommodation, public transportation, utilities (electricity, internet), books and groceries.


Studyportals Tip: Students can search online for independent or external scholarships that can help fund their studies. Check the scholarships to see whether you are eligible to apply. Many scholarships are either merit-based or needs-based.


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