Carol Johnston
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Phone: 602-496-2539
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HLTHN 538 Phoenix Downtown Campus Phoenix, AZ 85004
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Mail code: 9020Campus: Dtphx
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Carol S. Johnston is Professor and Senior Associate Dean of Faculty Success in the College of Health Solutions at Arizona State University. She has published over 150 research articles and book chapters focused on the impacts of functional foods, botanicals, and nutrients on human health outcomes. She is a registered dietitian and an expert in vitamin C metabolism, the medicinal use of vinegar, high protein/low carbohydrate diets for weight loss, and vegetarian diets. She is often quoted in popular magazines and news outlets and is listed among the top 1% of cited scientists world-wide. She has held elected positions on Expert Committees of the U.S. Pharmacopoeia in Washington DC. She has been recognized on multiple occasions for her teaching excellence at ASU, and she has received several national awards from the American College of Nutrition for her professional and academic accomplishments.
Support Dr. Johnston's research at the link below.
- Ph.D. Biological Sciences, University of Texas-Austin
- M.S. Nutrition, University of Texas-Austin
- B.S. Nutrition, University of Michigan-Ann Arbor
Vitamin C metabolism, diabetic diets, obesity, and vegetarian nutrition. Specific topics include the role of vitamin C nutrition in fat oxidation, adiposity risk, and physical activity; the impact of vinegar ingestion in managing the diabetic condition; the relationships between food and mental health; and nutrient requirements of vegetarians.
The Guardian podcast: Apple cider vinegar gummies: what’s the science behind the weight loss trend?
Apple cider vinegar is touted as a cure-all for everything from excess weight to digestion issues and blood sugar spikes. Supplement ‘gummies’ are the latest trend, billed as a tastier way to incorporate apple cider vinegar into our diets. Posts promoting them have been viewed millions of times on TikTok, but are the health claims backed up by the science? Madeleine Finlay speaks to Carol Johnston, a professor in the College of Health Solutions at Arizona State University who has been studying vinegar for 20 years, to find out what the evidence tells us
https://www.theguardian.com/science/audio/2023/aug/22/apple-cider-vineg…
Arizona PBS : Home health hack: Benefits of apple cider vinegar
For thousands of years, apple cider vinegar was used as a home remedy for everything from healing wounds to soothing stomach aches. However, there are questions behind the science of apple cider vinegar and whether this remedy really works.
We were joined by Carol Johnston, Professor and Associate Dean of Faculty Success in the College of Health Solutions at ASU, to help give more insight into her research on apple cider vinegar.
https://azpbs.org/horizon/2024/05/apple-cider-vinegar-health-benefits/ …;
Courses
2025 Spring
| Course Number | Course Title |
|---|---|
| BIO 492 | Honors Directed Study |
| BIO 493 | Honors Thesis |
| BIO 495 | Undergraduate Research |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 780 | Practicum |
| NTR 500 | Research Methods |
| CHS 494 | Special Topics |
| NTR 500 | Research Methods |
2024 Fall
| Course Number | Course Title |
|---|---|
| NTR 599 | Thesis |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| BIO 495 | Undergraduate Research |
| NTR 692 | Research |
| NTR 780 | Practicum |
| NTR 500 | Research Methods |
| CHS 494 | Special Topics |
2024 Summer
| Course Number | Course Title |
|---|---|
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 780 | Practicum |
| NTR 599 | Thesis |
2024 Spring
| Course Number | Course Title |
|---|---|
| BIO 495 | Undergraduate Research |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| EXW 599 | Thesis |
| NTR 599 | Thesis |
| CHS 494 | Special Topics |
| NTR 780 | Practicum |
| NTR 500 | Research Methods |
| CHS 493 | Honors Thesis |
| CHS 494 | Special Topics |
| NTR 500 | Research Methods |
| NTR 590 | Reading and Conference |
2023 Fall
| Course Number | Course Title |
|---|---|
| BIO 495 | Undergraduate Research |
| EXW 599 | Thesis |
| NTR 599 | Thesis |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| NTR 692 | Research |
| CHS 492 | Honors Directed Study |
| CHS 494 | Special Topics |
| NTR 780 | Practicum |
| EXW 780 | Practicum |
| NTR 500 | Research Methods |
| CHS 494 | Special Topics |
| CHS 494 | Special Topics |
2023 Summer
| Course Number | Course Title |
|---|---|
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 780 | Practicum |
| NTR 599 | Thesis |
2023 Spring
| Course Number | Course Title |
|---|---|
| BIO 495 | Undergraduate Research |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 780 | Practicum |
| NTR 500 | Research Methods |
| CHS 494 | Special Topics |
| NTR 500 | Research Methods |
2022 Fall
| Course Number | Course Title |
|---|---|
| NTR 599 | Thesis |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| BIO 495 | Undergraduate Research |
| NTR 692 | Research |
| NTR 780 | Practicum |
| NTR 500 | Research Methods |
| CHS 494 | Special Topics |
2022 Summer
| Course Number | Course Title |
|---|---|
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 780 | Practicum |
| NTR 599 | Thesis |
| CHS 494 | Special Topics |
2022 Spring
| Course Number | Course Title |
|---|---|
| BIO 495 | Undergraduate Research |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 510 | Nutrition and the Lifespan |
| NTR 780 | Practicum |
| CHS 494 | Special Topics |
2021 Fall
| Course Number | Course Title |
|---|---|
| NTR 599 | Thesis |
| NTR 792 | Research |
| BIO 495 | Undergraduate Research |
| NTR 692 | Research |
| NTR 500 | Research Methods |
2021 Summer
| Course Number | Course Title |
|---|---|
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 780 | Practicum |
| NTR 599 | Thesis |
2021 Spring
| Course Number | Course Title |
|---|---|
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| CHS 494 | Special Topics |
| CHS 493 | Honors Thesis |
| NTR 780 | Practicum |
| NTR 500 | Research Methods |
2020 Fall
| Course Number | Course Title |
|---|---|
| EXW 692 | Research |
| NTR 599 | Thesis |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| NTR 500 | Research Methods |
| BIO 495 | Undergraduate Research |
| EXW 500 | Research Methods |
| NTR 692 | Research |
| CHS 492 | Honors Directed Study |
| CHS 494 | Special Topics |
2020 Summer
| Course Number | Course Title |
|---|---|
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 599 | Thesis |
2020 Spring
| Course Number | Course Title |
|---|---|
| EXW 791 | Seminar |
| NTR 692 | Research |
| NTR 792 | Research |
| NTR 799 | Dissertation |
| NTR 599 | Thesis |
| CHS 499 | Individualized Instruction |
| CHS 493 | Honors Thesis |
| NTR 791 | Seminar |
| NTR 780 | Practicum |
| CHS 499 | Individualized Instruction |
Undergraduate Level: Human Nutrition; Advanced Human Nutrition I: Micronutrient Metabolism
Graduate Level: Research Methods in Nutrition; Vegetarian Nutrition; Nutrition and Immunology; Doctoral Professional Seminar
Medical School Lectures (UA College of Medicine): Vitamin C: Nutrition and Metabolism; B Vitamins: Nutrition and Metabolism, Micronutrients and Immunity