1. Myth: Everyone should eat gluten-free.

Fact: Avoiding gluten does not automatically make a diet healthier. Gluten is a protein found in wheat, barley, and rye, and it helps give bread and other baked goods their structure and texture.

Gluten is safe for most people and only needs to be eliminated in individuals with celiac disease or medically diagnosed gluten sensitivity. Whole grains that contain gluten provide important nutrients like fiber and B vitamins.

2. Myth: Replacing refined sugar with honey, maple syrup, or unrefined sugar is healthy.

Fact: Honey, maple syrup, and unrefined sugars are often perceived as healthier alternatives to refined sugar. While they may contain some amounts of minerals or antioxidants, they still provide similar amounts of calories and affect blood glucose levels in comparable ways. From a nutritional standpoint, the body processes these sweeteners in much the same way. Current dietary guidelines focus on reducing overall intake of added sugars rather than focusing on the specific type used.

3. Myth: Olive oil is the healthiest form of fat.

Fact: Olive oil is widely recognized as a healthy source of monounsaturated fats and is commonly associated with dietary patterns such as the Mediterranean diet. However, it is not the only beneficial fat. Other sources including fatty fish, nuts, seeds, and certain plant oils like canola or sunflower oil also contribute to important nutrients and health benefits. Rather than focusing on a single “healthiest” fat, research suggests that overall dietary patterns and the balance of different unsaturated fats play a more significant role in supporting long-term health.

4. Myth: Avoiding fats makes a person healthier.

Fact: Fat has often been viewed negatively, but it is an essential macronutrient that plays important roles in hormone production, brain function, cell structure, and the absorption of fat-soluble vitamins (A, D, E, and K). Research over the years has shown that the type of fat consumed matters more than eliminating fat entirely. Unsaturated fats from sources such as nuts, seeds, fish, and plant oils are associated with positive health outcomes, whereas excessive intake of certain saturated and trans fats may increase health risks. Overall dietary quality and balance are more strongly linked to health than strict avoidance of fat.

5. Myth: Carbohydrates contribute to weight gain.

Fact: Carbohydrates are often singled out as a cause of weight gain; however, body weight is influenced primarily by overall energy balance rather than one specific macronutrient. Carbohydrates serve as the body’s primary source of energy, particularly for the brain and during physical activity. Additionally, fiber, which is an important type of complex carbohydrate, supports digestive health, promotes satiety, and helps regulate blood glucose levels. Research suggests that the quality, source, and portion size of carbohydrates play a more significant role in health outcomes than eliminating carbohydrates altogether.

6. Myth: Taking high amounts of protein helps build muscles fast.

Fact: Protein is essential for muscle repair and growth, but consuming excessive amounts does not necessarily accelerate muscle building. Muscle development depends largely on consistent resistance training combined with adequate protein intake. Research suggests that meeting protein needs and distributing intake throughout the day is more effective than simply increasing total protein consumption.

7. Myth: Soy milk, oat milk, or almond milk is better than cow milk because it doesn’t have lactose.

Fact: Lactose is the natural sugar found in milk and is generally well tolerated unless someone has lactose intolerance. Cow’s milk provides high-quality protein, calcium, and other essential nutrients. Plant-based milks can be suitable alternatives, but their protein and micronutrient content vary, and many rely on fortification. The “better” choice often depends on individual health needs, preferences, and dietary patterns.

8. Myth: Pink salt or sea salt is healthier than regular table salt.

Fact: Pink and sea salts may contain trace amounts of additional minerals; however, the quantities are typically very small and would require consuming excessive amounts of salt to provide meaningful nutritional benefits. In addition, many of these kinds of salts are not iodized, and iodine is an essential nutrient needed for proper thyroid function. From a sodium standpoint, most salts contain similar amounts, making overall intake more important than the specific type chosen.

9. Myth: Fresh produce is healthier than canned or frozen.

Fact: Frozen and canned fruits and vegetables are often comparable in nutritional value to fresh options, as they are typically preserved shortly after harvest. While some canned products may contain added sodium or sugar, many options are available with no added salt or sweeteners. Canned foods can be rinsed to remove excess sodium and sugar as well. These forms of preservation can provide convenient, affordable, and accessible ways to include fruits and vegetables in the diet year-round.

10. Myth: A detox diet or cleanse is necessary to remove toxins and reset the body.

Fact: The human body has built-in systems, primarily the liver and kidneys that continuously remove waste and toxins. While detox diets and cleanses are often marketed as a way to “reset” the body, scientific evidence supporting these claims is limited. For most individuals, maintaining a balanced diet, staying hydrated, and supporting overall health habits are sufficient for normal detoxification processes.