Contributors

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Dr. Jaclyn Smeaton, ND

Dr. Jaclyn Smeaton, ND, is the Chief Medical Officer (CMO) at Precision Analytical and a naturopathic physician focused on infertility, reproductive, and genitourinary health. In addition to her private practice, Hello Fertility, she is a prolific teacher in the field of reproductive endocrinology and hormones and has trained thousands of clinicians on her treatment methodology. Dr. Smeaton has extensive leadership experience in integrative medicine including as president of the American Association of Naturopathic Physicians, as an ambassador for the Academy of Integrative Health and Medicine, and a board member of the Integrative Health Policy Consortium.

https://dutchtest.com/

Guests

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Andrew Rostenberg, DC

Andrew Rostenberg, D.C., DIBAK, is a chiropractor, kinesiologist, functional medicine expert, methylation researcher, author, and director of Red Mountain Natural Medicine in Boise, ID. Dr. Rostenberg founded Red Mountain Natural Medicine in 2012 and has been serving patients in the treasure valley for over 10 years.


He is the founder of BeyondMTHFR©, a leading voice in the emerging field of functional medicine and genetics, raising awareness of how genetic variation impacts our health.  In addition to running a busy practice, Dr. Rostenberg has developed cutting-edge protocols using methylation pathways designed to optimize biochemistry, detoxification, digestion, brain function, and more.  

https://www.redmountainclinic.com

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Cynthia Thurlow, NP

Cynthia Thurlow is a nurse practitioner, CEO and founder of the Everyday Wellness Project, and international speaker, with over 10 million views for her second TEDx talk (Intermittent Fasting: Transformational Technique). With over 20 years experience in health and wellness, Cynthia is a globally recognized expert in intermittent fasting and nutritional health, and has been featured on ABC, FOX5, KTLA, CW, Medium, Entrepreneur, and The Megyn Kelly Show. She was listed in Yahoo Finance as one of the, “21 Founders Changing the Way We do Business.” Cynthia hosts the Everyday Wellness podcast, considered one of "21 Podcasts To Expand Your Mind in 2021” by Business Insider. Her mission is to educate women on the benefits of intermittent fasting and overall holistic health and wellness, so they feel empowered to live their most optimal lives. 

https://www.cynthiathurlow.com/

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Dr. Amy Killen, MD

Dr. Amy Killen is a leading anti-aging and regenerative physician. After more than seven years as a board-certified emergency doctor, she shifted her career toward longevity medicine after witnessing firsthand the toll of chronic disease and the limits of conventional care.


Now an international speaker, entrepreneur, media guest, and clinical practice owner, Dr. Killen empowers patients to look and feel their best using lifestyle medicine, body-identical hormones, targeted supplements, and regenerative therapies.


Dr. Killen founded the Human Optimization Project, a subscription-based longevity supplement system and education platform. She also co-founded Humanaut Health, a tech-enabled longevity clinic franchise launching in 2024.

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Dr. Carrie Jones, ND

Carrie Jones, ND, FABNE, MPH, MSCP, is an internationally recognized speaker, consultant, author, and educator on women's health and hormones with over 20 years in the industry. Dubbed the “Queen of Hormones,” Dr. Jones is a Naturopathic Physician who completed a 2-year residency focused on women's health and endocrinology. She earned her Master of Public Health (MPH), was among the first board certified through the American Board of Naturopathic Endocrinology (FABNE), and is a Menopause Society Certified Practitioner (MSCP). She was the first Medical Director for Precision Analytical (the DUTCH Test), the first Head of Medical Education at Rupa Health, and served on Under Armour’s Human Performance Council. She consults and educates for several women’s health and lab-focused companies. Dr. Jones co-hosted the popular Root Cause Medicine Podcast (10M+ downloads) and now hosts her own, Hello Hormones. She is Chief Medical Officer at NuEthix Formulations.

https://www.drcarriejones.com/

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Dr. Jenn Simmons

Dr. Jenn Simmons is an integrative oncologist, breast surgeon, author, podcast host, and the founder of perfeQTion Imaging. She began her career as Philadelphia’s first fellowship-trained breast surgeon and spent 17 years as the city’s leading breast surgeon. Her own illness led her to discover functional medicine. Inspired by the idea of creating health rather than simply suppressing symptoms, she left traditional medicine in 2019 and founded Real Health MD to support women through every stage of their breast cancer journey toward true healing.

https://www.realhealthmd.com/

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Dr. Justin Houman, MD

Dr. Justin Houman is a Men's Health Expert and fellowship-trained Male Reproductive Medicine and Surgery specialist focused on male hormone management, sexual and ejaculatory dysfunction, fertility, incontinence, and Peyronie’s disease. He is an attending surgeon at Cedars-Sinai Medical Center and a partner at Tower Urology.


As a minimally invasive microscopic surgeon, he specializes in microsurgical varicocelectomies, vasectomy reversals, sperm retrievals, penile implants, Peyronie’s disease, and male incontinence. His practice centers on improving men’s quality of life through hormone management, sexual function, and reproductive goals.


Dr. Houman has published multiple manuscripts on men’s health, male fertility, and the health impacts of wearable technology in peer-reviewed journals such as JAMA and the Journal of Sexual Medicine, and he has presented his research nationally and internationally.

https://www.instagram.com/justin.houman.md/?hl=en

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Dr. Kara Fitzgerald, ND

Dr. Fitzgerald is actively engaged in clinical research on epigenetics and longevity using a diet and lifestyle intervention developed in her research and practice. Her first clinical study, which found potential bioage-reversing effects of an 8-week DNA methylation-supportive diet and lifestyle in middle-aged men, was published April 12, 2021 in the journal Aging. Now, her latest study, published March 22, 2023 also in the same journal, suggests that similar results are possible in middle-aged women.

https://www.drkarafitzgerald.com/

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Dr. Lucas Tims, ND, FABNO

Dr. Lucas Tims is a graduate of the University of Arkansas, where he majored in microbiology. He went on to complete his medical training at Southwest College of Naturopathic Medicine in Tempe, Arizona before moving to Tulsa, Oklahoma for an oncology-focused residency program at City of Hope (formerly know as Cancer Treatment Centers of America). Dr. Lucas is a Fellow of the American Board of Naturopathic Oncology (FABNO).


During his 14 years of practice, Dr. Lucas has worked in many clinical settings including hospitals, underserved community clinics, research facilities and now private practice. He has held many leadership roles including as medical director at both City of Hope in Phoenix, AZ and Riordan Clinic in Overland Park, KS.

https://doctorlucas.org/

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Dr. Margaret Beeson, ND

The founder and owner of Yellowstone Naturopathic Clinic, Dr. Beeson is a national leader in efforts to advance the quality of naturopathic care and integrate conventional and alternative medicine for patient benefit. She brings 40 years of medical experience to her practice, including a 20-year career as a nurse, certified midwife, physician assistant, and nutritional consultant. Before completing her naturopathic training at Bastyr University, she served in the U.S. Navy Medical Corps, and worked as a hospital and private practice nurse involved in surgery, recovery, acute and chronic care, ICU, psychiatry, allergies, nutrition, and environmental medicine. Dr. Beeson is committed to her Montana community, advancing clinical training for NDs, and collaborating with the conventional medical community.

https://yncnaturally.com/

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Dr. Molly Maloof

Dr. Molly Maloof is a physician, author, educator, and visionary committed to radically extending human healthspan and unleashing human potential. Through her work in medicine, technology, education, and media, she is leading a movement to transform how we define, experience, and optimize health.

She blends cutting-edge science with ancient wisdom to help people not just live longer—but live better. Her concierge practice delivers personalized, data-driven care to high-performing entrepreneurs, investors, artists, and founders who are ready to unlock vitality, resilience, and joy.

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Dr. Staci Whitman, DDS, IFMCP, NMD

Dr. Staci Whitman is a pediatric dentist based in Portland, Oregon, and the founder of NoPo Kids Dentistry, where she practices with a holistic focus. After earning her dental degree from Tufts University and completing her pediatric dentistry certificate at OHSU, she became a Diplomate of the American Board of Pediatric Dentistry in 2012. Her clinical and research interests concentrate on children’s airway health and sleep, with efforts to improve pediatric airway diagnostics. Beyond dentistry, she is active in integrative health circles, holding certification as a health and wellness coach and engaging with organizations in holistic dentistry and functional medicine. 

https://doctorstaci.com/

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Esther Blum, MS

Esther Blum is an integrative dietitian and menopause expert who has spent over 25 years helping women balance hormones and reclaim their energy through personalized nutrition and lifestyle strategies. She earned her bachelor's degree in clinical nutrition from Simmons College and her master's in clinical nutrition from New York University. Esther is passionate about empowering women to advocate for their health, break the silence around menopause, and navigate this stage of life with confidence and clarity. She is also a bestselling author and sought-after speaker who continues to educate and inspire women to take charge of their hormonal health. 

https://estherblum.com/

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Joanna Matras-Godziejewicz

Joanna Matras-Godziejewicz, ND, PhD, is the Clinical Content Manager at Ortho Molecular Products, specializing in endocrine and neurological health and wellness. She earned her PhD in Neuroscience from Rush University Medical College, with a focus on neurodegenerative disorders. Driven by a passion for the interconnectedness of the body's systems, she later pursued Naturopathic Medicine at the National University of Health Sciences. Licensed in Minnesota, Joanna focuses on holistic neurology and endocrinology in her private practice. With deep expertise in integrative approaches, Joanna has played a pivotal role in formulating and promoting nutraceuticals targeting hormone balance, neurotransmitter function, and glycemic control. She frequently educates clinicians through conferences and training sessions, helping them leverage natural compounds to support complex endocrine disorders.

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Mark Newman, MS

Mark Newman, MS, is a recognized expert and international speaker in the field of hormone testing. Mark spent 25 years developing and directing 24-hour urine, organic acid, and salivary hormone testing labs. His unique experience led him to pursue a revolutionary way to test hormones.


Mark began his own lab, Precision Analytical Inc., to create the most comprehensive functional hormone test available, DUTCH®—Dried Urine Test for Comprehensive Hormones. Mark is committed to making it easier for patients and their healthcare providers to answer complex clinical questions through extensive education on validated hormone research. 


He and his team of experts are dedicated to their mission of profoundly changing one life—and then a million more—through industry-leading functional hormone testing and education.

https://dutchtest.com/about-us

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