Our Story

We’re here to empower you to create a solid foundation for optimal thyroid health.

WHY WE’RE DIFFERENT
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Our ReactiveProactive Approach
Care for EveryBody
Daily RitualsPowered By Science
Good HabitsAre Cool

Our Reactive
Proactive Approach

Healthcare, as it exists today, is often reactive, exclusively prescriptive, and only treats the symptoms — not the human.

The daily challenges of managing chronic stress, exposure to toxic pollutants, inflammation, and nutrient-deficient diets are unavoidable. It's never too early to incorporate healthy habits because maintaining well-being requires a proactive, preventative approach.

Care for Every
Body

Wherever you are on your healing journey, we've got you. Duyu provides holistic solutions that empower agency over your body and daily choices. In addition to providing science-backed supplements to support your thyroid health, immune response, and digestive function, we also offer on-demand testing for radically better understanding and personalised protocols to support your unique health goals.

Daily Rituals
Powered By Science

We care about the cold, hard facts. Duyu is your go-to health and wellness partner — we formulate a clean and potent Full-Spectrum Thyroid Supplement made with 13 scientifically studied ingredients proven to support your thyroid, whole-body health, and day-to-day well-being.

Good Habits
Are Cool

Health relies on our daily choices. Health is a verb. It's an active pursuit. It's also self-defined. We want to live in a world where illness is optional — or at least — navigable or preventable due to daily lifestyle choices such as diet, exercise (movement), mental health, sleep hygiene, and having a sense of community. Duyu is a community that supports your preventative routines/ good-habit lifestyle.

Marie Peinert, Duyu Co-Founder & CEO

As a founder, my priority was to transform the experience of managing a lifelong, chronic condition into something empowering and engaging. I strongly believe that caring for thyroid health, which demands daily attention, should never feel dull or clinical—it should be beautiful and seamless

Marie Peinert, Duyu Co-Founder & CEO

About us

We Share Your
Lived Experience

In November 2020, co-founders and partners Marie Peinert and Raphael Reuben discovered that Marie suffered from an autoimmune thyroid condition. Together, they embarked on the journey to recovery through holistic care. Like Marie, 800 million people worldwide are affected by thyroid conditions. Duyu Care exists to help those living with and managing these chronic conditions daily and provide best-in-class preventative care for everyone else.

about image

Through my personal health journey, I've come to realise that empowering individuals to take charge of their own health has the potential to revolutionise our approach to healthcare.

Marie Peinert, Duyu Co-Founder & CEO

Our Scientific
Community

Our scientific community comprises renowned experts in various fields, from diagnostics to hormonal health, endocrinology, nutrition, metabolic disorders, toxicology, disease prevention, and cutting-edge AI disease detection. With a track record of leading research, advising the World Health Organisation, and residencies at prestigious institutions like the University of Oxford, Imperial College London, and University College London, our scientists are pivotal in addressing today`s and tomorrow`s pressing health challenges.

Hannah Brown

Registered Nutritional Therapist
BCNH College of Nutrition & Health
The Institute For Functional Medicine

Dr. Rajna Golubic

NIHR Academic Clinical Lecturer in Diabetes And Endocrinology
University of Oxford
University of Cambridge

Dr. Melissa Wickremasinghe

Consultant and Digital Healthcare Innovator
Imperial College London
St. Marys Hospital

Hannah Brown

Registered Nutritional Therapist
BCNH College of Nutrition & Health
The Institute For Functional Medicine

Dr. Rajna Golubic

NIHR Academic Clinical Lecturer in Diabetes And Endocrinology
University of Oxford
University of Cambridge

Dr. Melissa Wickremasinghe

Consultant and Digital Healthcare Innovator
Imperial College London
St. Marys Hospital

Hannah Brown

Hannah Brown

Registered Nutritional Therapist
BCNH College of Nutrition & Health
The Institute For Functional Medicine

Dr. Rajna Golubic

Dr. Rajna Golubic

NIHR Academic Clinical Lecturer in Diabetes And Endocrinology
University of Oxford
University of Cambridge

Dr. Melissa Wickremasinghe

Dr. Melissa Wickremasinghe

Consultant and Digital Healthcare Innovator
Imperial College London
St. Marys Hospital

Hannah Brown

Hannah Brown

Registered Nutritional Therapist
BCNH College of Nutrition & Health
The Institute For Functional Medicine

Dr. Rajna Golubic

Dr. Rajna Golubic

NIHR Academic Clinical Lecturer in Diabetes And Endocrinology
University of Oxford
University of Cambridge

Dr. Melissa Wickremasinghe

Dr. Melissa Wickremasinghe

Consultant and Digital Healthcare Innovator
Imperial College London
St. Marys Hospital

Helping you

Feel better,
consistently.

Nutritional Supplementation is the most impactful when used routinely. Subscribing to Duyu ensures your 30-day supply of Thyroid Hero® reaches you without delay, so you don’t have to miss a day of benefits.