Myth #1: Dietitians Just Tell You What to Eat

Many people think seeing a Registered Dietitian means being handed a strict list of foods to eat (and avoid). In reality, dietitians use Medical Nutrition Therapy (MNT) - an evidence-based approach that personalizes food and lifestyle strategies for each person’s health goals.

“Nutrition therapy isn’t about giving out generic meal plans,” explains Jessica Kelly, MS, RDN, LDN. “It’s about understanding your relationship with food, your habits, and what’s realistic for you.”

Just like in the best-selling book Atomic Habits by James Clear, success in nutrition isn’t about making massive overhauls - it’s about consistent, small wins that compound over time.

Myth #2: Nutrition Therapy Is Only for People Trying to Lose Weight

One of the most common misconceptions is that dietitians only help with weight loss. While weight management can be a part of nutrition care, the scope of support that dietitians give goes far beyond the scale.

“People come to us for digestion, hormone balance, energy, and chronic condition management,” says Bridget Isaacs, MS, RD. “It’s not just about changing your body—it’s about improving your life.”

If you are wondering what nutrition therapy is, then feel free to read more about it here. 

Myth #3: Working with a Dietitian Is Expensive or Unnecessary

Some people hesitate to get professional guidance because they assume it’s too expensive or is simply not worth the investment. But studies show that nutrition therapy can reduce long-term healthcare costs by improving certain chronic conditions and reducing medication use.

“Nutrition therapy pays for itself,” says Marjorie Nolan Cohn, MS, RDN, CEDRD-S. “When people feel better, manage conditions effectively, and prevent complications, they save time, energy, and medical expenses in the long run.”

Myth #4: You Have to Follow a Perfect Diet to See Results

Many clients worry that success means cutting out their favorite foods entirely. The truth? Progress comes from consistency, not perfection.

“Nutrition therapy is about balance, not restriction,” says Jessica Kelly, MS, RDN, LDN. “You can enjoy dessert or wine and still meet your goals—it’s all about portion and frequency.”

Like The Power of Habit author Charles Duhigg notes, lasting change happens when small routines replace old ones—not when we overhaul everything at once.

Myth #5: Nutrition Therapy Is Just About Food

While food is the basis of good health, effective nutrition therapy considers a wide range of different factors like sleep, stress, hormones, and lifestyle. Dietitians often collaborate with physicians and therapists to provide whole-body, holistic care.

“Your body isn’t a collection of separate systems—it’s one ecosystem,” explains Michele Rager, DCN, RDN-AP, LDN. “We look at the full picture, from gut health to mood to metabolism.”

This integrative approach aligns with modern research showing how the gut-brain axis and lifestyle factors influence everything from digestion to mental health.

Myth #6: Nutrition Therapy Is Only for People with Health Problems

You don’t need a diagnosis in order to benefit from seeing a dietitian. Preventative nutrition can help boost your energy, focus, athletic performance, and longevity.

“Many of our clients are proactive—they want to prevent issues before they start,” says Bridget Isaacs, MS, RD. “We help people feel their best, not just treat symptoms.”

From blood sugar balance to hormone health, small nutrition tweaks can make a major difference long before your lab results show any red flags.

Myth #7: Dietitians Judge Your Food Choices

Perhaps the biggest myth of all is that dietitians judge what you eat. In reality, their goal is to help you build confidence and a healthier relationship with food - without any guilt or shame.

“Our job isn’t to criticize—it’s to guide,” says Jessica Kelly, MS, RDN, LDN. “We want clients to feel empowered, not restricted.”

Dietitians use motivational interviewing, a coaching technique backed by psychology research, to help clients uncover what truly motivates them.

The Science of Small, Sustainable Change

Like habit-building experts James Clear (Atomic Habits) and BJ Fogg (Tiny Habits) emphasize in their works, consistency—not intensity—creates real change. Dietitians apply this behavioral science every day through systems and accountability.

“Progress doesn’t come from perfect days—it comes from repeated small actions,” says Jessica Kelly, MS, RDN, LDN. “That’s what we teach: how to build habits that stick.”

Final Thoughts from a Nutrition Expert

Nutrition therapy goes far beyond just creating meal plans. It’s a science-driven partnership that is focused on helping you live better and feel better. By combining evidence-based strategies, personalized guidance, and behavioral habit tools, Registered Dietitians help you make real progress that actually lasts.

“Food isn’t just fuel—it’s information for your body,” says Jessica Kelly, MS, RDN, LDN. “When you understand that, every choice becomes an opportunity to feel your best.”

If you’re ready to see how nutrition therapy can transform your health, energy, and habits, working with a Registered Dietitian could be your most impactful next step. Contact us at Berry St. and let’s build a personalized plan that helps you feel your best…every day.

👉 Book your nutrition consultation today

Frequently Asked Questions: Nutrition Therapy

Is nutrition therapy the same as seeing a nutritionist?

Not exactly. All dietitians are nutritionists, but not all nutritionists are dietitians. Registered Dietitians complete accredited degrees, clinical training, and licensing exams.

How long does it take to see results?

It depends on your goals and consistency, but most clients notice improvements in energy, digestion, or mood within a few weeks.

Does insurance cover dietitian visits?

Yes—most U.S. insurance providers cover dietitian visits under preventative or chronic care benefits.

What if I struggle to stay consistent?

That’s normal! Dietitians teach practical systems and habit strategies—like those in Atomic Habits—to help you stay on track.

Is nutrition therapy suitable for people without medical conditions?

Absolutely. It’s for anyone who wants to feel better, boost performance, or build a healthier relationship with food.