Doctor of Philosophy in Nutrition


The Ph.D. in Nutrition program offers graduate-level courses in nutrition and human metabolism, clinical nutrition, and applied nutrition or nutrition in the life cycle. A dissertation is required.

The program is offered on our Denton and Houston campuses.

Marketable Skills

Defined by the Texas Higher Education Coordinating Board's 60x30 Strategic Plan as, "Those skills valued by employers that can be applied in a variety of work settings, including interpersonal, cognitive, and applied skills areas. These skills can be either primary or complementary to a major and are acquired by students through education, including curricular, co-curricular, and extracurricular activities."

  1. Understanding the integration of nutrition into specific health benefits or disease conditions.
  2. ​Understanding of experimental methods used to expand knowledge.
  3. Apply knowledge in the development of written and verbal communications.
  4. Interpret scientific literature in the field, and author-written and verbal communications on findings.
  5. Author-written and verbal communications for various audience levels.
  6. Listen to and interpret scientific presentations and publications.
  7. ​The ability to lead a team.


All students must meet the University requirements as outlined in the Admission to the TWU Graduate School section of the catalog.

This academic program may have additional admission criteria that must also be completed as outlined on the program's website.

Degree Requirements

Total Semester Credit Hours Required

A minimum of 90 semester credit hours beyond the bachelor’s degree including 6 semester credit hours for dissertation. The degree plan must be approved by all members of the advisory committee.

Required Courses

The NFS required courses (13 semester credit hours) for all doctoral degrees include the following:

NFS 5213Human Nutrition and Metabolism: Macronutrients3
NFS 5223Human Nutrition and Metabolism: Micronutrients3
NFS 6124Macronutrients in Human Nutrition4
NFS 6123Micronutrients in Human Nutrition3
Total SCHs13

Research Tools

HSC 6803Grant Writing3
Other research tools may include foreign language, computer applications, research design, grant writing, laboratory techniques, or electronic information resources3
Total SCHs12

Additional Courses for the Doctor of Philosophy in Nutrition

Additional courses may include:

Upper-Level Nutrition Electives6
Select 4 hours from the following4
Seminar in Nutrition
Advanced Seminar in Nutrition

Note: Total minimum semester credit hours needed for graduation is 90 semester credit hours. Additional information can be found at the Department of Nutrition and Food Sciences website.

Additional courses (9 semester credit hours) required for the Ph.D. in Nutrition: Emphasis in Food Science and Flavor Chemistry to include courses in biology, chemistry, and/or physics. Courses will be decided in consultation with the advisory committee.

Residency Requirement

Although there is no residency requirement, at least 50% of all the required semester credit hours for graduation must be earned at Texas Woman’s University.

Qualifying Examination

Current information can be found in the Ph.D. Handbook on the Department of Nutrition and Food Sciences website.

Final Examination

The final examination is oral and includes defense of the dissertation and the research on which it is based. The final examination should not exceed three hours, and it may not be taken more than twice.