Evidence-Based Nutrition for Fertility, Weight Loss & Long-Term Health

Personalized virtual nutrition counseling to help you improve fertility, lose weight sustainably, and build habits that actually fit your life.

Practice Areas

Fertility & Prenatal Nutrition

Evidence-based nutrition support for preconception, fertility treatment, pregnancy, and building a healthy foundation for you and baby.

Weight Loss & Metabolic Health

Personalized nutrition strategies to support sustainable weight loss, improve metabolic health, and create habits you can actually maintain.

What You Get Working with Radically Rooted

Personalized Nutrition Strategy

A nutrition plan built around your goals, preferences, schedule, health history, and real life — not a generic meal plan.

Practical Meal Planning

Simple, realistic strategies for meals and snacks that support your nutrition goals without making food feel like a full-time job.

Ongoing Support & Accountability

Regular follow-ups to troubleshoot what isn’t working, track progress, and adjust your plan as your needs change.

Radically Rooted Nutrition Marinna Lotardo

Marinna Lotardo

Founder of RRN

Meet Marinna Lotardo, RDN

The founder of Radically Rooted nutrition, Marinna Lotardo, is a New York City-based registered dietitian nutritionist offering nutrition counseling and consulting services to individuals, couples, families and businesses. With a certificate in Early Life Nutrition, Marinna has expertise in fertility nutrition, weight management, and child nutrition. Marinna has spent almost a decade in the nutrition and wellness industry, establishing her practice on scientific knowledge and a pragmatic approach to achieving success. Marinna helps clients achieve optimal health through practical lifestyle methods based on current scientific evidence.

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Client Satisfaction

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Happier & Healthier Clients

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Carrie Weber
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For the last several months, I have been working with Marinna on my journey to having a healthier lifestyle. She is amazing to work with! I am a mom of two, one kid with food allergies, she has helped me create balance meals not just for me, but for the whole family. She has become a great source and a great motivator for me to continue to eat healthy and ensure my little kids have a good relationship with food.
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Stephanie Wing
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From the very beginning, Marinna has been truly wonderful! She's warm, patient, and genuinely cares about helping you succeed. She’s helped me develop realistic, sustainable habits that easily fit into everyday life, no matter how busy things get. I’ve always felt truly listened to, supported, and never made to feel judged. Thanks to her guidance, I’ve learned so much and now feel more confident and empowered to take care of my health. I’m genuinely grateful for her encouragement, expertise, and ongoing support!
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Barbara Tapawan
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Working with Marinna has been truly life-changing. She has helped me start healing my relationship with food while creating a realistic, sustainable plan that actually fits my life and goals. She is incredibly kind, really listens, and never makes me feel judged or shamed. I finally feel supported, understood, and empowered around food, and I’m so grateful for her guidance.
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samantha taylor
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I can honestly say that my relationship with food and myself has changed drastically changed after Marinna. She is extremely knowledgeable, kind, and non judgmental. I am currently on a fitness and overall wellness journey and her guidance has been invaluable to me. I was nervous to start seeing a dietitian, but Marinna made nutrition seem easy to navigate and fun! Would totally recommend her to anyone

You DON'T have to give up your life for your health!

With Radically Rooted Nutrition, you can learn to live a full life without sacrifice....all this within a safe & secure space to discover yourself & your body. 

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