Nutrition Sciences and Health Behavior

Faculty & Staff

Crystal Douglas

Crystal Clark Douglas, PhD, RDN/LD
Associate Professor

Curriculum Vitae

Contact Information

301 University Blvd.
Galveston, TX 77555-1124

P: 409-747-1609

Teaching Areas of Interest

Lifecycle Nutrition, Nutrition and Metabolism

Research Interests

Women’s health issues, particularly dietary management of polycystic ovary syndrome, maternal health and breastfeeding, and nutrition education.

Dr. Douglas’ has co-authored multiple peer-reviewed publications and mentored numerous students in service-learning projects.


Crystal Clark Douglas, PhD, RDN, LD, is an Associate Professor in the Department of Nutrition Sciences and Health Behavior in the School of Health Professions (SHP) at the University of Texas Medical Branch (UTMB).

Dr. Douglas received a Bachelor of Science in Nutrition and Dietetics from Louisiana Tech University and completed a Dietetic Internship and Master of Science in Clinical Nutrition from the University of Alabama at Birmingham (UAB). She remained at UAB to earn a Doctor of Philosophy degree in Nutrition Sciences. Following the completion of postdoctoral fellowships, she gained professional experience working as a research dietitian, academic writer, and consultant dietitian in oncology and long-term care. Dr. Douglas has 10 years of experience teaching undergraduate and graduate students and is actively involved in nutrition-related research.

Notable Publications

  • Douglas CC, Jones R, Green R, Brown K, Yount G, Williams R. University Students with PCOS Demonstrate Limited Nutrition Knowledge.Am J Health Educ2021;52(2):80-91.
  • Trevino A, Cardinal C, Douglas CC. Altered Health Knowledge and Attitudes Among Health Sciences Students Following Media Exposure. Nurs Health Sci 2020;22(4):967-976.
  • Camel, SP, Heathman, L, Douglas, CC. A Comparison of Breastfeeding Exposure, Attitude, and Knowledge Between Collegiate African American and White Males with no Biological Children. Matern Child Health J 2020;24(7),875-884.
  • Henderson CN, Lawrence JC, Douglas CC.  Health professions students demonstrate limited knowledge of health risks associated with early menarche.  Health Educ J 2020;79(4):446-457.
  • Shaw C, Moore M, Camel, SP, Douglas CC. Assessment of International Dysphagia Guidelines for Use in Child Nutrition Programs. Journal of Child Nutrition & Management November 2019;43(2):1-13.
  • Heathman L, Douglas CC, Camel, SP. Relationship among Breastfeeding Exposure, Knowledge, and Attitudes in Collegiate Males residing in East Texas. J Hum Lact 2019;35(4):782-89.
  • Douglas CC, Johnson SBA, Arjmandi BH.  Soy and Its Isoflavones: The Truth behind the Science in Breast Cancer. Anti Canc Agents Med Chem 2013; 13(8):1178-87.
  • Douglas CC, Rumbak I, Colić Barić I, Kovačina M, Piasek M, Ilich JZ. Are New Generations of Female College-Student Populations Meeting Calcium Requirements: Comparison of American and Croatian Female Students. Nutrients2010; 2(6):599-610.
  • Douglas CC, Lawrence JC, Bush NC, Oster RA, Gower BA, Darnell BE.  Ability of the Harris-Benedict Formula to Predict Energy Requirements Differs with Weight History and Ethnicity.  Nutr Res 2007;27(4):194-99.
  • Douglas CC, Willig AL, Ard JD, López-Alarcón M, Fernández JR Nutritional, Health and Behavioral Factors Are Associated with Body Composition in Elderly Puerto Rican Women.Int J Body Com 2006;4(4):177-183.
  • Douglas CC, Norris LE, Oster RA, Darnell BE, Azziz R, Gower BA.  Difference in Dietary Intake Between Women with Polycystic Ovary Syndrome and Healthy Controls. Fertil Steril 2006 Aug;86(2):411-7.
  • Douglas CC, Gower BA, Darnell BE, Ovalle F, Oster RA, Azziz R.  Role of Diet in the Treatment of Polycystic Ovary Syndrome.  Fertil Steril 2006 Mar;85(3):679-88.

Note: A complete list of all publications can be found on the abbreviated CV.

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