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Business Details
26 Years
experience
Personalized Nutrition Consulting Services
Founded in 2000, Four Seasons Nutrition is an integrative nutrition consulting service led by Board Certified Nutrition Consultant Nancy Birang. With decades of experience in clinical laboratories, biotechnology, and holistic education, we specialize in personalized nutrition strategies for individuals facing complex health challenges, including cancer and chronic diseases. Our approach combines evidence-based science with practical meal planning, supplement recommendations, and lab result interpretation to address unique health imbalances.

We emphasize strengthening clients' physical and emotional resilience through food-as-medicine principles, while fostering community wellness through educational programs and nonprofit initiatives. Our services include one-on-one consultations, group workshops, and speaking engagements focused on empowering clients to achieve sustainable health improvements.
Services
Nutrition Consultations Cancer Care Support Chronic Disease Management Group Workshops Speaking Engagements
Details
  • Year established: 2000
Highlights and features
  • We have 20+ years of experience in clinical and holistic nutrition.
  • Our founder worked globally in hospitals and biotechnology companies.
  • We provide evidence-based supplement recommendations and lab interpretation.
  • Our personalized approach addresses individual health imbalances.
  • We combine scientific research with practical dietary implementation.
Associations and certifications
  • National Association of Nutrition Professionals
What people say
Life-changing nutritional guidance Exceptional cancer care expertise Personalized, science-based approach Empowering educational programs Compassionate, attentive consultations
Services
Nutrition Consultations
Personalized one-on-one sessions addressing individual health goals and challenges. Our evidence-based approach combines scientific research with practical implementation strategies. Clients receive customized meal plans, supplement recommendations, and guidance for managing chronic conditions like cancer and diabetes.
Cancer Care Support
Specialized nutritional guidance for cancer patients and survivors. We focus on strengthening the body's natural defenses while complementing medical treatments. Our approach emphasizes whole foods that support cellular health and reduce treatment side effects through evidence-based dietary strategies.
Group Workshops
Interactive educational sessions covering topics like food-as-medicine principles and chronic disease prevention. Participants learn practical cooking techniques, meal planning strategies, and the science behind nutritional healing in a supportive group environment.
Chronic Disease Management
Comprehensive nutritional programs for managing conditions like diabetes and pre-diabetes. Our approach addresses underlying imbalances through personalized dietary protocols that improve insulin sensitivity and overall metabolic function while emphasizing sustainable lifestyle changes.
Speaking Engagements
Educational talks on nutrition science and practical implementation strategies. Topics cover digestive wellness, hormone balance, and disease prevention. Presentations combine current research with actionable advice for improving health through dietary choices and lifestyle modifications.
People
Nancy Birang
Founder & Lead Nutrition Consultant
Board Certified Nutrition Consultant with 20+ years of experience in clinical and holistic nutrition. Former Peace Corps volunteer in Thailand and educator at Bauman College. Specializes in cancer care and chronic disease management through evidence-based nutritional protocols.
Questions
What services does Four Seasons Nutrition offer?
We provide personalized nutrition consultations, cancer care support, chronic disease management, group workshops, and educational speaking engagements focused on evidence-based nutritional protocols.
How does nutrition help during cancer treatment?
Proper nutrition strengthens normal cells during treatment, reduces side effects, and supports the body's natural healing processes through food compounds that promote cellular health and resilience.
What makes Nancy Birang uniquely qualified?
Nancy combines board certification in nutrition with 20+ years of clinical experience in hospitals, biotechnology, and holistic education, including specialized cancer nutrition expertise.
Can nutrition help with chronic diseases like diabetes?
Yes, our personalized protocols address metabolic imbalances through dietary changes that improve insulin sensitivity and overall health markers in diabetes management.
How are consultations conducted?
We offer in-person, telephone, and web-based consultations with customized follow-up plans, including meal guides, supplement recommendations, and lab result interpretation.
What areas do you serve?
We primarily serve the San Francisco Bay Area, including San Jose, Palo Alto, Santa Cruz, and Roseville, with virtual consultations available nationwide.