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Balancing Blood Sugar and Managing Insulin Resistance: How Nutrition and Lifestyle Make a Difference

  • Writer: Dr. Todd Farney
    Dr. Todd Farney
  • Jun 25, 2025
  • 4 min read

Updated: Jul 23, 2025

Diabetes kit on a white surface, includes glucose meter showing 84, syringe, test strips, and a spill of red liquid.

Energy crashes. Mood swings. Cravings. Brain fog. These common experiences might seem harmless or just part of a busy day, but they could signal deeper metabolic imbalances.


At the core of many of these symptoms is insulin resistance, a condition that affects how your body processes glucose (sugar) and uses energy.


Balancing blood sugar isn’t just important for people with diabetes. It plays a critical role in hormone regulation, mental clarity, inflammation, and long-term disease prevention.


Fortunately, with the right nutrition, lifestyle choices, and dietary frameworks, you can support your body’s ability to maintain steady energy and metabolic health.


What Is Insulin Resistance?

Insulin is a hormone that helps move glucose from your bloodstream into your cells to be used for energy. When your cells stop responding efficiently to insulin, glucose builds up in the blood, and the body must produce more insulin to compensate. This condition is known as insulin resistance.


Early signs may include:

  • Fatigue after meals

  • Sugar cravings

  • Brain fog

  • Belly fat

  • Irritability between meals

  • Energy crashes in the afternoon


If left unaddressed, insulin resistance can contribute to conditions like PCOS, Type 2 diabetes, heart disease, and chronic inflammation.


Why Blood Sugar Balance Matters

Woman in striped shirt lies face down on bed, face partially visible, looking tired.

Even without a diagnosis, unstable blood sugar can affect your daily functioning:

  • Mood swings

  • Sleep disturbances

  • Anxiety

  • Low energy

  • Difficulty concentrating


Balancing blood sugar means keeping glucose levels within a healthy range throughout the day, avoiding sharp spikes and crashes that can overstimulate the nervous system, lead to inflammation, and wear out the body's metabolic systems.


Lifestyle Habits That Support Blood Sugar Balance

You don’t need a complete overhaul—just a few foundational shifts can make a lasting impact.


Build Blood Sugar–Friendly Meals:

  • Include protein (chicken, eggs, legumes)

  • Add healthy fats (avocado, nuts, olive oil)

  • Focus on fiber-rich veggies and slow-digesting carbs (sweet potatoes, quinoa)

  • Reduce or avoid added sugars and refined carbohydrates


Move Regularly:

  • Strength training helps muscles absorb glucose without needing as much insulin

  • Daily walking supports circulation and energy metabolism


Prioritize Sleep:

  • Aim for 7–9 hours per night

  • Even one poor night of sleep can reduce insulin sensitivity the next day


Manage Stress:

  • Chronic stress increases cortisol, which can raise blood sugar

Try deep breathing, mindfulness, gentle movement, or journaling


Supportive Foods and Nutrients for Insulin Sensitivity

Some foods and natural compounds can support your body’s ability to regulate glucose:


  • Avocados – healthy fats for stable energy

  • Blueberries – rich in antioxidants and fiber

  • Cinnamon – improve insulin sensitivity

  • Leafy greens – high in magnesium and nutrients

  • Chia & flax seeds – fiber and omega-3s


Watch: Which Diet Works?


Before diving into the diet frameworks below, watch this video to better understand how different nutritional approaches impact insulin resistance and blood sugar balance.



Therapeutic Diets That May Help Insulin Resistance

Several evidence-informed diet frameworks can support metabolic health. Here’s how they relate:


  • Low Glycemic Diet

Designed to prevent blood sugar spikes by focusing on foods that digest slowly and don’t overstimulate insulin production. Ideal for PCOS, prediabetes, and metabolic syndrome.


  • Paleo or Pegan Diet

Eliminates processed grains and sugars while emphasizing whole foods, lean proteins, and healthy fats. Beneficial for insulin sensitivity, inflammation, and hormone balance.


  • Mediterranean Diet

A heart-healthy, anti-inflammatory approach rich in olive oil, fish, whole grains, and vegetables. Linked to lower insulin resistance and reduced cardiovascular risk.


  • Detox Diet (Functional Medicine Style)

Focuses on supporting the liver with cruciferous vegetables, fiber, hydration, and low-toxin whole foods. Helpful when inflammation or toxin overload contributes to metabolic stress.


  • Zone Diet

Balances macronutrients (40% carbs, 30% protein, 30% fat) to maintain stable insulin and reduce inflammation. Designed to optimize hormonal balance and energy levels.


  • Ketogenic (Keto) Diet

A low-carb, high-fat approach that may help improve insulin sensitivity, reduce glucose load, and support weight and appetite regulation. Often used for PCOS, metabolic syndrome, and certain neurological conditions.


Insulin Resistance and Its Connection to Other Health Conditions

Insulin resistance doesn't exist in isolation. It can be a root contributor to or a complicating factor in other chronic conditions, such as:


  • PCOS

  • Hashimoto’s thyroiditis

  • Fatty liver disease

  • High blood pressure and cholesterol

  • Cognitive decline and Alzheimer’s (sometimes called “Type 3 diabetes”)


By addressing insulin sensitivity early, you’re supporting multiple systems in the body, not just blood sugar.


Final Thoughts

Hand using chopsticks to eat a bowl of noodles with tofu and vegetables on a wooden table. Half an avocado, a lime, and a napkin nearby.

Blood sugar balance and insulin sensitivity are foundational to overall health. While symptoms can often feel unrelated, they’re often tied back to how your body is managing energy at the cellular level.


You don’t need extreme measures—start with small shifts:

  • Build balanced meals.

  • Move your body daily.

  • Sleep consistently.

  • Choose a dietary approach that works for you.


Need help deciding which path is right for your metabolism and symptoms?

Let’s build a personalized plan that supports your goals and lifestyle. Book your appointment today.





Disclaimer: This blog is provided for informational purposes only and is not intended as medical advice. The content shared here is meant to enhance your understanding of health-related topics, but it should not replace professional medical advice, diagnosis, or treatment. Always consult your healthcare provider or a qualified medical professional with any questions regarding a medical condition or health objectives. Reliance on any information this blog provides is solely at your own risk.

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