Gut Health and Energy Levels: Unlocking the Power of a Balanced Microbiome
- Marisa Bromell
- Jan 20
- 3 min read
Updated: Jan 24

A growing body of research suggests that optimal gut health is closely linked to sustained energy throughout the day. While many people focus on macronutrients, proteins, fats, and carbohydrates, an often-overlooked factor is the state of our gut microbiome. According to experts like Dr. Casey Means and nutrition researcher Max Lugavere, a healthy gut can significantly boost energy levels by improving nutrient absorption, reducing inflammation, and supporting overall metabolic function.
The Connection Between Gut Health and Energy
One key reason gut health influences energy is that a balanced microbiome helps break down food efficiently, extracting vital vitamins and minerals that fuel the body’s cells. When gut bacteria are imbalanced, often due to poor diet, stress, or overuse of antibiotics, the body may struggle to absorb nutrients properly. This can lead to deficiencies that manifest as fatigue, brain fog, or midday energy slumps.
Calley Means, an advocate for whole-food nutrition, highlights how a diet rich in minimally processed foods supports a robust gut ecosystem, which in turn promotes more stable energy levels. By focusing on gut health, you’re effectively enhancing every cell’s capacity to function optimally.

Probiotics and Prebiotics: Building a Beneficial Gut Environment
To cultivate this beneficial gut environment, probiotic-rich foods like yogurt, kefir, sauerkraut, and kimchi introduce beneficial microorganisms that strengthen intestinal flora. Meanwhile, prebiotic foods, such as onions, garlic, asparagus, and artichokes, provide the fermentable fibers that feed these good bacteria. Including both probiotic and prebiotic foods in your diet helps maintain a thriving microbiome, ensuring more efficient energy production from the food you eat.

Limiting Processed Foods for Steady Energy
In addition to focusing on these functional foods, experts recommend limiting refined sugars and overly processed products that can harm gut bacteria and lead to energy crashes. Balancing your meals with lean proteins, healthy fats, and complex carbohydrates provides a steady supply of nutrients and promotes stable blood sugar levels. This holistic approach helps create an internal environment where the gut microbiome can flourish, reducing inflammation and mitigating the energy highs and lows commonly associated with modern diets.
Conclusion: Nourishing Your Microbiome for Lasting Vitality
Paying attention to gut health is not just about avoiding digestive discomfort; it’s a direct path to improving your daily energy and mental clarity. By incorporating both probiotic and prebiotic foods, cutting back on processed sugars, and focusing on whole, nutrient-dense meals, you can nourish your microbiome for better overall wellness. As highlighted by leading thought leaders like Dr. Casey Means, Calley Means, and Max Lugavere, a healthy gut truly is at the heart of sustained energy, vitality, and long-term health.
References
Means, C. (n.d.). Insights on Metabolic Health and the Gut Microbiome. Retrieved from Levels Health- Dr. Casey Means is a Stanford-trained physician and co-founder of Levels, frequently discussing how optimal gut health can impact overall energy and metabolic function.
Lugavere, M. (2018). Genius Foods: Become Smarter, Happier, and More Productive While Protecting Your Brain for Life. New York, NY: Harper Wave.- Max Lugavere explores the relationship between nutrition, cognitive performance, and energy, with an emphasis on gut health.
Means, C. (n.d.). Whole-Food Nutrition Advocacy. [Personal Communications / Social Channels].- Calley Means advocates for whole-food, minimally processed diets to support a healthy gut and stable energy levels, as discussed in her public talks and social media content.
Human Microbiome Project Consortium. (2012). Structure, function and diversity of the healthy human microbiome. Nature, 486(7402), 207–214.- Provides foundational research on the role of diverse gut microbes in overall health.
Valdes, A. M., Walter, J., Segal, E., & Spector, T. D. (2018). Role of the gut microbiota in nutrition and health. BMJ, 361, k2179.- Examines how gut microbiota influences digestion, energy balance, and disease risk through diet-related interventions.
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