A Dietitian Explains What Is Actually True
By Stephanie Larmour Sanders, MS, RDN, CDE, FNLP
Anti-Inflammatory Dietitian & Nutrition Educator
Nutrition advice can feel overwhelming. One week a food is considered healthy, and the next week it is labeled harmful.
Many of these claims are based on popular diet trends rather than scientific evidence. Unfortunately, nutrition myths can create confusion and may even lead people away from habits that support long-term metabolic health.
Understanding the difference between myths and evidence-based nutrition can help reduce chronic inflammation, a key contributor to many modern diseases.
Visual Guide: Factors That Fuel Chronic Inflammation
Figure 1. Lifestyle factors that contribute to chronic inflammation.
Myth vs Truth: Clearing Up Common Nutrition Confusion
Myth 1
All calories are the same
Truth
Calories from nutrient-dense foods provide vitamins, minerals, fiber, and antioxidants. Highly processed foods often provide calories with little nutritional value and may contribute to metabolic imbalance.
Myth 2
Fat makes you gain weight
Truth
Healthy fats play an important role in hormone production, brain health, and absorption of fat-soluble vitamins. Sources such as olive oil, nuts, seeds, avocados, and fatty fish can support metabolic health when consumed in balanced amounts.
Myth 3
Skipping meals helps with weight loss
Truth
Skipping meals can disrupt blood sugar balance and increase hunger later in the day. Balanced meals spaced throughout the day may help maintain steady energy and prevent overeating.
Myth 4
Carbohydrates are unhealthy
Truth
Whole-food carbohydrates such as vegetables, fruits, legumes, and whole grains provide fiber and important nutrients. The concern is not carbohydrates themselves but highly refined carbohydrates and added sugars.
Myth 5
Gluten-free foods are always healthier
Truth
Gluten-free diets are essential for individuals with celiac disease or gluten sensitivity. However, many gluten-free packaged foods are highly processed and may contain refined starches and added sugars.
Myth 6
Eating late at night causes weight gain
Truth
Weight gain occurs when calorie intake consistently exceeds energy needs. Meal timing is less important than overall diet quality, portion balance, and lifestyle habits. However it is recommended to stop eating 2 -3 hours before going to sleep. This allows your body to prioritize physiology repair over processing foods. Key benefits are improved sleep quality, better blood sugar management, and increased fat burning. The body transitions to using stored energy rather than just consumed food.
Myth 7
All processed foods are unhealthy
Truth
Processing exists on a spectrum. Minimally processed foods such as frozen vegetables, yogurt, or nut butter can be nutritious and convenient. The goal is reducing ultra-processed foods.
Myth 8
Protein alone builds muscle
Truth
Protein supports muscle repair, but muscle growth requires both adequate protein intake and resistance exercise.
Myth 9
Organic food is always healthier
Truth
Both organic and conventionally grown foods can contribute to a healthy diet. The most important factor is eating a variety of whole, nutrient-dense foods, and reducing the toxic load from all sources.
Myth 10
Everyone must drink eight glasses of water a day
Truth
Hydration needs vary depending on body size, climate, activity level, and overall health. Many foods, especially fruits and vegetables, also contribute to daily fluid intake. When you eat your water in the form of fruits, vegetables this may help with staying hydrated.
Why Nutrition Myths Matter
When nutrition advice focuses on restrictive rules rather than balanced habits, it can distract from the lifestyle patterns that truly influence health.
Chronic inflammation is influenced by multiple factors, including:
• dietary patterns
• blood sugar balance
• gut health
• sleep and stress
• environmental exposures
• physical activity
Improving these areas can help reduce inflammatory stress and support long-term health.
A Practical Approach to Reducing Inflammation
Instead of focusing on diet trends, consider these foundational principles:
• prioritize whole, minimally processed foods
• include fiber-rich vegetables and fruits
• choose healthy fats
• maintain stable blood sugar through balanced meals
• support gut health with diverse plant foods
These principles form part of the Pro-Inflammatory Reduction Framework™, which helps individuals identify and reduce lifestyle factors that contribute to chronic disease.
Learn More
If you would like to learn more about identifying hidden inflammatory lifestyle factors, visit:
StephanieLarmour.com
Sources
Bourgeois CR. Nutrition Myths Dietitians Want You to Stop Believing. Health.com, 2026.