an image of Sepideh Nassiri smiling at the camera

Sepideh (Sepi) Nassiri

Registered Dietitian Nutritionist | MS, RDN

Supervised By: Dr. Stefanie Smith

Client Focus

Women

Those Seeking Natural Healing

Individuals with Chronic Diseases

Specialties

Chronic Disease Management

Detoxification Programs

Eating Disorder Support

Weight Management

Exercise Program Design

Healthy Eating Plan Development

Treatment Methods

CBT-Informed Approaches

Metabolism Optimization

Evidence-Based Nutrition Planning

Medical Medium Protocols

Personalized Metabolism Planning

  • With over 15 years of dedicated experience in nutrition and wellness, Sepi brings extensive expertise and a deep understanding of how to create sustainable lifestyle changes that support long-term health transformation.

  • Her unique combination of registered dietitian credentials and personal training certification allows her to provide comprehensive wellness support that addresses both nutritional needs and physical fitness goals in an integrated approach.

  • Sepi's passionate commitment to research and continuous learning ensures that her clients receive cutting-edge nutritional guidance based on the latest scientific developments and holistic healing approaches.

"All my life I've been passionate about health and wellness and love to share my expertise with people. I believe our bodies can heal themselves with the right tools, and I'm dedicated to helping others discover the transformative power of proper nutrition and lifestyle choices in achieving optimal health and vitality."

- Sepideh Nassiri

Sepideh (Sepi) Nassiri is a Registered Dietitian Nutritionist who brings over 15 years of passionate expertise to helping women transform their health through the power of nutrition and lifestyle modifications.

With specialized focus on detoxification, healthy eating patterns, and combating chronic disease, she creates personalized approaches that honor each client's unique needs and circumstances. Sepi's practice is founded on the profound belief that our bodies possess an innate ability to heal themselves when given the right tools and support, making her a powerful advocate for natural, sustainable wellness solutions.

Her approach integrates evidence-based nutritional science with holistic healing principles, incorporating Cognitive Behavioral Therapy (CBT) techniques, personalized metabolism planning, and Medical Medium protocols. This comprehensive methodology allows her to address not just nutritional needs but also the psychological and emotional factors that influence eating behaviors and health outcomes. Sepi's work extends beyond basic nutrition education to include weight management, eating disorder support, and developing sustainable exercise regimens that complement her clients' nutritional goals.

With a Master's degree in Nutrition, California state licensing, and personal training certification, Sepi brings robust academic foundations combined with practical fitness expertise to her practice. Her multifaceted training allows her to provide comprehensive wellness support that addresses both nutritional and physical fitness needs. Sepi's commitment to continuous learning is evident in her ongoing research and study of current materials in the field, ensuring that her clients receive the most up-to-date and effective interventions available.

Outside her professional practice, Sepi embodies the healthy lifestyle she promotes with her clients. She maintains her own fitness through weight lifting twice weekly, creatively using grocery bags as weights when needed—demonstrating her practical, adaptable approach to wellness. Her love of travel enriches her cultural understanding and exposes her to diverse nutritional traditions, while quality time with her family and children keeps her grounded in what truly matters. Her feline companion provides daily reminders of the importance of comfort, playfulness, and unconditional presence in maintaining overall well-being.