The Rainbow Diet

In this episode, I sit down with Dr. Deanna Minich — a nutrition scientist and author of the Rainbow Diet — to talk about a topic we don’t hear nearly enough about: the power of color in our food.

We dive into what food colors actually do in the body, how they impact everything from mood to memory, and why most of us are walking around with a “color deficiency” without even realizing it.

Dr. Minich breaks down the functional role of phytonutrients in a way that’s easy to understand, yet incredibly eye-opening. She also challenges conventional diet labels (vegan, carnivore, etc.) and instead invites us to build a more personal, color-coded relationship with food.

If you’ve ever wondered how to shift from counting calories to eating more consciously — or if you’re just curious about what “eating the rainbow” really means — this conversation will give you a whole new lens for looking at your plate.

Key Takeaways:
•The Rainbow Diet Philosophy: Move beyond traditional diet patterns to embrace a personalized nutrition approach focusing on the incorporation of diverse phytonutrient-rich colors in the diet.

•Colorful Foods & Health Benefits: Each color in food offers unique phytonutrients and health advantages, from supporting inflammation control with red foods to enhancing brain function with blue and purple foods.

•Importance of Creativity and Diversity: Diversifying food types and embracing new combinations can break monotonous eating habits and enrich the microbiome with varied phytonutrients.

•Chrono Nutrition: Align eating patterns with natural rhythms for optimal metabolic health, integrating concepts like circadian rhythm, seasonal, and lunar dietary adjustments.

•Expanding the Role of Food: More than sustenance, food represents culture, emotion, and interconnectedness, urging a balanced evaluation of its role in personal well-being.

More About Dr. Deanna Minich, PhD:
Dr. Deanna Minich is a renowned nutrition scientist, international speaker, educator, and author with 20+ years of experience bridging the gap between science and soul. She’s currently the Chief Science Officer at Symphony Natural Health and the founder of Food & Spirit™, where she integrates functional nutrition with lifestyle medicine to support whole-person healing.

Her background spans academia, clinical research, and the dietary supplement industry — including over 50 published scientific papers, seven books, and four book chapters on wellness. Known for her engaging and accessible approach, Dr. Minich empowers people to transform their health through color, creativity, and connection.

Website: https://deannaminich.com/
Instagram: https://www.instagram.com/deannaminich/?hl=en
The Rainbow Diet on Amazon: https://www.amazon.com/Rainbow-Diet-Deanna-Minich-PhD/dp/1684811686/

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This episode is also made possible by Functional Medicine University. FMU is a fully online, self-paced training program in functional medicine, founded in 2006 by Dr. Ron Grisanti. With students in all 50 U.S. states and 68 countries globally, FMU has become a cornerstone in advanced clinical education for healthcare practitioners. The curriculum is led by Dr. Grisanti, alongside contributions from over 70 distinguished medical experts on FMU’s advisory board. Graduates earn the prestigious Certified Functional Medicine Practitioner (CFMP®) credential upon completion. FMU is also a nationally approved provider of continuing education for a wide range of licensed professionals, including MDs, DCs, DOs, NDs, acupuncturists, PAs, NPs, nurses, dietitians, pharmacists, and dentists. Whether you’re looking to expand your clinical knowledge or bring a functional approach to your practice, FMU offers the tools, guidance, and certification to help you thrive. Visit www.functionalmedicineuniversity.com to learn more!