In this episode, Dr. Matt Chalmers breaks down the fundamental chemistry that actually runs your body—and why it’s not calories. He reveals why so many people on GLP medications like Ozempic end up looking gaunt and experiencing serious health issues, and the answer might surprise you: it’s not the drugs themselves, but rather the lack of proper nutritional guidance that comes with them. Through a detailed breakdown of essential nutrients required for basic daily function, Dr. Chalmers outlines exactly what your body needs to thrive—from protein and amino acids to vitamins, minerals, and electrolytes—and explains why understanding body chemistry is the key to feeling better than you ever have, whether you’re using weight loss medications or not.

1. Nutrient Requirements for Basic Body Function

Dr. Chalmers emphasizes that chemistry—not calories—runs the body. He outlines the essential nutrients required per 100 pounds of body weight for normal daily functioning, including protein, amino acids, vitamins, minerals, and electrolytes.

2. Problems with GLP Medications (Weight Loss Drugs)

He explains why people on GLPs (like Ozempic) often experience negative side effects such as looking “hollowed out” or developing liver issues. He argues the root cause is that providers aren’t ensuring patients get adequate nutrients while on these medications.

3. Protein and Muscle Preservation

The discussion covers why protein is critical (70-100 grams per 100 lbs of body weight). Without sufficient protein, the body breaks down muscle tissue to create glucose, leading to significant lean mass loss—which is why many GLP users lose 30-50% of their weight as muscle.

4. Specific Nutrients and Their Functions

He details numerous nutrients, including:

Amino acids (especially leucine for muscle protein synthesis)
Omega-3s (EPA/DHA) for inflammation and health
Carnitine for fat burning
Creatine for muscle and energy
Electrolytes (sodium, potassium)
B vitamins for nutrient absorption

Vitamin D3, K2, CoQ10, magnesium, zinc, selenium, iron, and others

5. Heme Iron and Red Meat

He advocates for consuming red meat as the best source of heme iron (the form the body uses), arguing that plant-based iron is poorly absorbed and that the body’s craving for steak during menstrual cycles reflects genuine nutritional needs.

6. Hormonal Balance

He emphasizes the importance of maintaining proper testosterone levels (80-250 ng/dL for women, 800-1200 for men) for overall health and function.

7. Critique of Calorie-Based Nutrition

A recurring theme is his rejection of the “calories in, calories out” model, arguing it’s misleading and prevents people from understanding true nutritional health.

The core message: proper nutrient intake is essential for health, especially when using medications like GLPs, and understanding body chemistry is more important than counting calories.

Check out ChalmersPillarsOfWellness.com for Wellness updates! And ask me any questions you have at questions@chalmerswellness.com.

I answer them all and look forward to hearing from you.

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Dr. Matt Chalmers

Disclaimer: This content is for informational purposes only. Before taking any action based on this information, you should first consult with your physician or health care provider. This information is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health providers with any questions regarding a medical condition, your health, or wellness

Your Body Doesn’t Run on Calories—Here’s What It Actually Needs

The complete nutrient blueprint for optimal health and function

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