Top 20 American Nutritionists & Dietitians Helping the Nation Eat Right

Nutrition science is evolving faster than ever, and Americans are increasingly turning to expert guidance, not just for weight loss, but for long-term health, chronic disease prevention, performance, and holistic well-being. Whether through research, activism, television, or clinical work, the nutritionists and dietitians below are shaping public understanding of food and health. They’re unlocking the power of good eating , not just as a diet fad, but as a public health tool.

Here are 20 leading American nutrition experts who are helping the nation eat right.

1. Ellie Krieger

A registered dietitian and media personality, Ellie is known for her cookbooks and TV shows like “Healthy Appetite”. She makes nutritious food accessible and delicious, combining science with flavor. 

2. Dawn Jackson Blatner

An RDN and author, Dawn is best known for her books “The Flexitarian Diet” and “The Superfood Swap”. She also consults for pro sports teams and advocates for sustainable, practical eating.

3. Lisa R. Young

A nutritionist and academic, Lisa is a leading voice on portion control and obesity. Her book “The Portion Teller”has helped many understand how portion sizes influence health outcomes.

4. Virginia “Ginny” Messina

A registered dietitian and vegan nutrition activist, Ginny has co-authored major position papers on vegetarian diets and promotes plant-based nutrition through her work. 

5. Abbey Sharp

Abbey blends evidence-based nutrition with real conversations about diet culture. Her content ranges from balanced recipes to honest discussions about body image and food freedom. She makes nutrition feel approachable and guilt-free.

6. Sammy Previte

Sammy is a leading voice in intuitive eating, helping people heal their relationship with food. Her posts focus on letting go of restriction and learning how to trust your body again.

7. Miranda Galati

Miranda teaches women how to improve digestion, build confidence, and ditch complicated diet rules. Her feed is a guide to feeling good from the inside out.

8. Cara Harbstreet

Cara advocates for Health at Every Size and shares thoughtful reflections on wellness without obsession. Her platform is a mix of education, empowerment, and balanced lifestyle tips.

9. Deanna Wolfe

Deanna combines nutrition education with mindset support, helping followers break out of dieting cycles while also coaching dietitians on growing their businesses.

10. Brianna Fear-Keen

Brianna is known for motivating dietitians to step into entrepreneurship. Her posts are a mix of nutrition reminders and business inspiration.

11. Krista Kolodziejzyk

Krista educates nutrition professionals on branding and marketing through her Dietitian Success Center. Her content is practical, motivating, and perfect for new practitioners.

12. Laura Schoenfeld

Laura brings a mix of lifestyle, business, and nutrition content. She openly shares her experiences as a dietitian, coach, and educator for health-focused entrepreneurs.

13. Whitney Bateson

Whitney specializes in helping nutrition professionals build better websites and digital strategies. Her posts blend design, marketing, and communication with wellness themes.

14. Alex Turnbull

Alex focuses on making mealtimes peaceful and healthy for families. She shares tips for picky eaters and practical advice for parents trying to encourage balanced food habits at home.

15. Sarah Remmer

Sarah is a well-loved pediatric dietitian who helps parents raise confident and intuitive eaters. Her content is warm, educational, and directed towards real-life parenting challenges.

16. Noelle Martin

Noelle creates child-friendly recipes and supports families looking for simple nutrition solutions. Her feed is full of helpful meal ideas and parenting encouragement.

17. Keri Glassman 

Keri is known for her holistic wellness approach, offering advice that ties together nutrition, emotional health, and overall lifestyle balance.

18. Shana Minei Spence

Shana shares honest commentary about confusing diet trends and helps her audience understand nutrition without fear or shame.

19. Tamara Melton

Tamara focuses on culturally inclusive nutrition education. Her posts highlight flavors, food diversity, and healthy habits for real-world living.

20. Maya Feller

Maya brings gentle nutrition to her followers with an emphasis on chronic disease prevention using culturally rich foods and approachable education.

These 20 nutritionists and dietitians are helping shape America’s food narrative , not through fad diets, but through real science, empathy, and a deep understanding of how what we eat affects our health long-term. From plant-based research and food justice to portion control and functional medicine, they cover a broad spectrum of nutrition expertise.

Whether you’re looking for guidance on chronic disease, performance, sustainable eating, or simply how to make better food choices, these experts offer credible, well-informed voices to follow. Their work supports a future where nutrition is accessible, personalized, and evidence-based.