Get to the root cause of chronic symptoms with personalized nutrition care that goes beyond conventional advice.

Work with Stanford-trained Integrative Dietitian, Kiera Sullivan to uncover hidden imbalances driving digestive issues, inflammation, fatigue, hormone dysfunction, and metabolic struggles.

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Why invest in integrative and functional nutrition counseling and therapy?

You shouldn’t have to accept fatigue, digestive issues, brain fog, burnout, acne, poor sleep, or constant frustration with your body as “normal.”

Many of Kiera’s clients come to her after years of being dismissed, trying restrictive diets, or feeling like they’re doing everything “right” but still not feeling well.

Kiera’s approach goes beyond symptom management. Together, you two will investigate the foundational systems impacting your health — including digestion, blood sugar, inflammation, stress physiology, hormones, sleep, and lifestyle patterns — to create a personalized strategy that actually fits your body and life.

Registered Dietitian in New York | Kiera Sullivan

Meet Kiera

Kiera Sullivan MS, RD, CNSC

Kiera’s purpose is to help clients cultivate a harmonious and stress-free relationship with nutrition and health. She achieves this by offering customized individual nutritional guidance, behavior change counseling, diet and lifestyle interventions to get clients onto a path to improved health.

For clients with health concerns or chronic disease issues, tailored nutrition and lifestyle guidance can reduce symptoms and improve quality of life. Kiera’s approach combines evidence-based medical nutrition therapy with integrative and functional nutrition principles for a comprehensive approach to optimize health and functionality.

REGISTERED DIETITIAN

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Kiera’s Philosophy

Kiera is a non-judgmental, optimistic, and empathetic provider who aims to cultivate a safe space for all of her clients. Rooted in science and evidence-based practices, Kiera's approach transcends conventional dietary guidelines. Her integrative and functional nutrition approach is a holistic, client-centered strategy to address current health concerns and cultivate lasting lifestyle changes for sustained optimal health. She achieves this by offering customized individual nutritional guidance, behavior change counseling, and diet and lifestyle interventions to assist clients onto a path to improved health. Kiera believes in a non-diet approach, and will help you make take the right steps toward a healthier and more sustainable lifestyle. 

Knowledge in the field of nutrition has advanced rapidly. With training and experience at some of the country’s leading institutions, Kiera is at the forefront of the scientific community’s understanding of the role nutrition plays in supporting optimal health in our bodies.

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Root Cause Analysis

Kiera investigates beyond symptoms to uncover the root causes of your health issues to create sustainable, long-term solutions that promote optimal health.

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Digestive Health

The gut is a cornerstone of all things health, affecting everything from nutrient absorption, to mental health and organ function. Recognizing the pivotal role of digestive health, Kiera integrates this crucial aspect into her approach.

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Physio- & Psychological Factors

Physiological and psychological factors shape dietary habits and overall health. Kiera addresses the emotional and mental aspects of nutrition to help foster a healthy relationship between the two.

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Environmental & Genetic Impacts

Health is significantly impacted by external factors and genetic predispositions. Kiera’s nuanced approach tailors recommendations to your environment and genetic makeup. Everyone has their own health blueprint!

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Individualized Care

Curated grocery lists and meal plan outlines can be helpful for some, but they can prevent people from truly learning how to incorporate recommendations on a flexible basis.

Instead, Kiera helps to curate a guide for each client to educate them about how diet and lifestyle can seamlessly fit into their daily life. This includes diet, supplement and lifestyle recommendations that are customized to meet your distinct needs and goals.

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Support & Education

Ongoing support helps you make informed decisions and understand the WHY behind the recommendation to help foster long-term changes. Kiera stays up-to date on new research and guidelines so you will too!

Why invest in integrative nutrition

You may be a good fit if…

  • You’ve been told your labs are “normal,” but you still feel unwell, exhausted, or off

  • You struggle with bloating, IBS, constipation, or seemingly random food sensitivities

  • You feel stuck in cycles of burnout, cravings, stress, and low energy

  • You’ve tried endless diets, supplements, or wellness trends that never seemed to work, or last

  • You want sustainable health improvements — not another extreme protocol

  • You’re high-functioning externally but internally feel inflamed, depleted, or disconnected from your body

  • You have multiple symptoms that seem unrelated, and doctors have led you to a dead end with treatment options

If this sounds like you... Kiera is the personal health investigator you need. She looks al the WHOLE you, not just what you are eating. 

FAQs

  • Integrative and functional nutrition extends beyond fundamental dietary advice, delving into digestive well-being and underlying triggers for imbalance. It encompasses an evaluation of environmental impact, genetic tendencies, physiological, and psychological aspects affecting illness.

    Both internal and external influences are weighed to determine suitable interventions, tailoring recommendations to address each individual's distinct requirements.

  • Clients may see an improvement in gastrointestinal conditions (IBS, IBS-C, colitis, etc.), food intolerances and allergies, Metabolic Syndrome, weight management, cardiac health, liver health, hormone imbalances (PCOS, insulin resistance, etc.), mood imbalances and mental health concerns (anxiety, depression, etc.), cancer prevention and support, and autoimmune conditions.

  • Kiera can conduct telehealth sessions with clients nationwide in most States. Please reach out via the "Contact us" page to see if your State qualifies.

  • Kiera is in-network with Aetna and Cigna health plans. Please send Kiera the front and back of your insurance card via email and she will call to confirm eligibility and copay amount.

    If you have insurance through another provider, Kiera can provide a “superbill” as an out-of-network provider to clients who can submit to their insurance company for reimbursement.

    Kiera is in the process of becoming in network with several more insurance companies. To be updated!

    For questions about your out of network coverage, please contact your insurance company.

    Sessions with Kiera can also be submitted to HSA/FSA for reimbursement

Start your journey with Kiera

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Tell Kiera about your health goals! Please click the button below to apply

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  • "Kiera has been fantastic in listening to my needs, advising on not only meal planning, but lifestyle recommendations and directed supplement support. I've had drastically improved quality of life with her guidance"

    -Eric

  • "Kiera consistently delivers individualized, evidence-based, and patient-centered recommendations. She is an experienced, compassionate, and talented dietitian with a solution-oriented mindset, and I am constantly impressed by her passion and drive!"

    -Julia P.

  • "I absolutely love working aside Kiera! She brings such a positive attitude when providing recommendations to her clients and takes great patience in actively listening to them when developing individualized and realistic plans"

    -Janette B

  • "Kiera is a very compassionate and thoughtful provider, always putting her patients first. She has been able to manage very high acuity patients with excellence and is always looking for ways to improve the care for her patients!"

    -Jackie L