询问科学家能帮助您了解并掌握 USANA 顶尖品质的产品背后的科学资讯。本公司以一个简单的理念专注于研发高品质的营养产品:如果您向人体细胞提供滋养它们所需要的营养,您的健康将能受益。这个理念持续在创新和领先的细胞营养科学领域上为USANA注入了满满的动力——将健康、快乐的生活带到所有人的生命中。

除了开发一些世界上最好的营养补充产品外,USANA 还教育大众有关人体与健康的资讯,以及公司产品如何改善身体。您可以在 AskTheScientists.com 找到这类资讯。您可以阅读快速解答中的所有内容来获得有关 USANA 产品问题的答案及如何掌握健康的生活技巧。

USANA 研发部和询问科学家团队成员


Rob Sinnott, PhD

首席科学家

Dr. Maddela has more than 38 years of experience in the field of public health which incorporates 16 years in the global dietary supplement industry. He taught at academic institutions, and worked with non-governmental organizations. He designed, implemented and evaluated many successful public health programs in the Southeast Asia Pacific region funded by prestigious international agencies.  Dr. Maddela has Public Health and Medicine Degrees. He has Master of Public Health with from the School of Public and Community Medicine, Hebrew University in Israel. He attended clinical trial course at the Bloomberg School of Public Health, Johns Hopkins University, and completed the Executive Leadership Program from the University of Oxford.  Dr. Maddela managed clinical studies with academic and research organizations to uphold USANA’s reputation as a science-based company. He also leads science education to ensure compliant, positive message and provide an exceptional customer experience for USANA global customers.

Rolando L. Maddela, MPH, MD, CCRP

全球健康教育和营养研究执行总监

Russ Barton, MS, CNS, CISSN

资深营养科学家

Austin Winegar

询问科学家资深经理

Kenny Tan

健康与科学教育总监

David Baker

资深执行编辑

Dr. Brewer joined USANA in 2016 as a senior scientist, with a background in molecular biology and nutrition. She completed her bachelor’s degree in biological sciences at the University of Alaska Anchorage and her PhD at the University of Alabama at Birmingham. Her dissertation work investigated impacts of diet and nutrition on aging and longevity.  Dr. Brewer’s interest in improving health through science led her to USANA. Since joining USANA, she has focused on all stages of product development, particularly products centered on the human microbiome—including research, design, and evaluation. She led the launch of the USANA Oral Probiotic, gives trainings and presentations internally and externally to associates, and guides new product development.

Rachel Brewer, PhD

新产品研究总监

Jeremy Tian, PhD, MD

新产品研究总监

Keijun has been showing her leadership in the development of supplement, food, and personal care products for almost 25 years. She holds a degree in pharmacology from Showa Pharmaceutical University in Japan, and she is a licensed pharmacist. She is also a cosmetic formulation chemist certified by the Institute of Personal Care Science in Australia. She is also member of the New York Society of Cosmetic Chemist and the American Oil Chemists’ Society.  Keijun leads USANA’s skincare product development, collaborating with the leading skincare manufacturing company in Japan, and successfully launched the Celavive skincare line globally in 2018. Keijun continues developing skincare products, working closely with USANA’s marketing department to meet more personalized and market-driven product needs.

Keijun Koh

产品研发总监

Mark Levy, PhD

产品验证总监

Katie Burton

产品开发资深总监