Gastrointestinal (GI) Nutritionists and Dietitians in California

Photo of Stephanie Sperring - Nutrition for Autoimmunity, LLC, Nutritionist/Dietitian, LD, CNS, MScN, AIP
Nutrition for Autoimmunity, LLC
Nutritionist/Dietitian, LD, CNS, MScN, AIP
1 Endorsed
Serves Area
My clients have autoimmune disorders, MCAS, food sensitivities, GI issues or are dealing with immune issues.
I have a Master of Science in nutrition focusing on autoimmune diseases and immunology. I also am a Licensed Dietitian and Certified Nutrition Specialist who works with you to identify ways to reduce or eliminate symptoms such as joint pain, gut issues, headaches, fatigue, and skin issues.
My clients have autoimmune disorders, MCAS, food sensitivities, GI issues or are dealing with immune issues.
I have a Master of Science in nutrition focusing on autoimmune diseases and immunology. I also am a Licensed Dietitian and Certified Nutrition Specialist who works with you to identify ways to reduce or eliminate symptoms such as joint pain, gut issues, headaches, fatigue, and skin issues.
(971) 315-8985 View (971) 315-8985
Photo of Julia Gibson, Nutritionist/Dietitian, MS, RDN
Julia Gibson
Nutritionist/Dietitian, MS, RDN
3 Endorsed
Serves Area
Julia is a dedicated Registered Dietitian with a commitment to helping individuals overcome eating disorders and cultivate a healthy relationship with food. Julia strives to bring a compassionate and non-judgmental demeanor to foster a safe space where individuals feel heard and understood, making her a ready and capable resource in the challenging but transformative process of overcoming nutrition challenges. Julia offers a wealth of knowledge that comes from years of working in the inpatient setting.
Julia is a dedicated Registered Dietitian with a commitment to helping individuals overcome eating disorders and cultivate a healthy relationship with food. Julia strives to bring a compassionate and non-judgmental demeanor to foster a safe space where individuals feel heard and understood, making her a ready and capable resource in the challenging but transformative process of overcoming nutrition challenges. Julia offers a wealth of knowledge that comes from years of working in the inpatient setting.
(312) 494-0401 View (312) 494-0401
Photo of Jill Kott, Nutritionist/Dietitian, RDN, CD
Jill Kott
Nutritionist/Dietitian, RDN, CD
Online Only
I partner with clients to develop sustainable strategies for managing medical conditions such as diabetes, high blood pressure, digestive concerns, dyslipidemia, and more.
I am passionate about empowering clients to break free from rigid food rules and find a way of relating to food and body that fosters trust, balance, and recovery. My approach prioritizes compassionate, personalized care in a safe and judgment-free space where your story is valued, and you feel empowered to make meaningful progress.
I partner with clients to develop sustainable strategies for managing medical conditions such as diabetes, high blood pressure, digestive concerns, dyslipidemia, and more.
I am passionate about empowering clients to break free from rigid food rules and find a way of relating to food and body that fosters trust, balance, and recovery. My approach prioritizes compassionate, personalized care in a safe and judgment-free space where your story is valued, and you feel empowered to make meaningful progress.
(425) 382-8979 View (425) 382-8979
Photo of Leah Dambacher, Nutritionist/Dietitian, MS, RDN, CD
Leah Dambacher
Nutritionist/Dietitian, MS, RDN, CD
10 Endorsed
Online Only
Do you struggle with rigid food rules, chronic dieting, or constantly thinking about food? Have you spent a lot of time trying to balance performance goals, recovery, and everyday life without burning out? I help you with navigating disordered eating or eating disorder recovery, athletic performance at any level, and achieving a calmer, more intuitive relationship with food while supporting energy, performance, and overall well-being.
Do you struggle with rigid food rules, chronic dieting, or constantly thinking about food? Have you spent a lot of time trying to balance performance goals, recovery, and everyday life without burning out? I help you with navigating disordered eating or eating disorder recovery, athletic performance at any level, and achieving a calmer, more intuitive relationship with food while supporting energy, performance, and overall well-being.
(206) 672-8944 View (206) 672-8944
Photo of Sophia Deahl, Nutritionist/Dietitian, MS, RD, IFMCP
Sophia Deahl
Nutritionist/Dietitian, MS, RD, IFMCP
Serves Area
Are you struggling with chronic symptoms such as low energy, brain fog, hormone imbalances, inflammation, or bloating? Do you have a history of dieting and a challenging relationship with food? Imagine a life where you can break free from these symptoms and dieting once and for all, while becoming the most vibrant version of yourself. I'm Sophia, a registered dietitian with a functional medicine certification. I help my clients reclaim their health and improve their relationship with food through a root-cause approach, coaching, and plan built for their body and goals. My motto is Eat Well. Find Balance. Live Fully.
Are you struggling with chronic symptoms such as low energy, brain fog, hormone imbalances, inflammation, or bloating? Do you have a history of dieting and a challenging relationship with food? Imagine a life where you can break free from these symptoms and dieting once and for all, while becoming the most vibrant version of yourself. I'm Sophia, a registered dietitian with a functional medicine certification. I help my clients reclaim their health and improve their relationship with food through a root-cause approach, coaching, and plan built for their body and goals. My motto is Eat Well. Find Balance. Live Fully.
(615) 488-3767 View (615) 488-3767
Photo of Addison Hagge, Nutritionist/Dietitian, MS, RD, LD
Addison Hagge
Nutritionist/Dietitian, MS, RD, LD
2 Endorsed
Serves Area
Addison is a registered dietitian who works to understand your needs by taking a comprehensive and personalized approach to nutrition therapy. She believes in weight-inclusive care, Health at Every Size, and strives to help her clients find balance with nutrition, movement, and their bodies. You can expect Addison to listen to you, support you, and provide you with the tools to find healing and balance. She will work with you to find ways to achieve your goals and understand the challenges you face. She is devoted to providing you with the most effective and up-to-date nutrition care and information possible.
Addison is a registered dietitian who works to understand your needs by taking a comprehensive and personalized approach to nutrition therapy. She believes in weight-inclusive care, Health at Every Size, and strives to help her clients find balance with nutrition, movement, and their bodies. You can expect Addison to listen to you, support you, and provide you with the tools to find healing and balance. She will work with you to find ways to achieve your goals and understand the challenges you face. She is devoted to providing you with the most effective and up-to-date nutrition care and information possible.
(410) 886-7744 View (410) 886-7744
Photo of Brittany Payton, Nutritionist/Dietitian, RDN, LD
Brittany Payton
Nutritionist/Dietitian, RDN, LD
2 Endorsed
Serves Area
She uses personalized nutrition and lifestyle strategies to address hormonal balance and gut health.
Brittany Payton, RD, LD, is a licensed dietitian with over 19 years of experience helping clients heal chronic conditions using food as medicine. After facing her own health challenges, she adopted a root-cause, whole-body approach. Brittany blends functional nutrition, clinical insight, and compassion to create personalized, practical plans. She truly listens to each client, empowering them to make lasting change—no quick fixes or restrictive diets here.
She uses personalized nutrition and lifestyle strategies to address hormonal balance and gut health.
Brittany Payton, RD, LD, is a licensed dietitian with over 19 years of experience helping clients heal chronic conditions using food as medicine. After facing her own health challenges, she adopted a root-cause, whole-body approach. Brittany blends functional nutrition, clinical insight, and compassion to create personalized, practical plans. She truly listens to each client, empowering them to make lasting change—no quick fixes or restrictive diets here.
(615) 909-4087 View (615) 909-4087
Photo of Joanna Gallo Avery, Nutritionist/Dietitian, MS, RDN, CDCES
Joanna Gallo Avery
Nutritionist/Dietitian, MS, RDN, CDCES
1 Endorsed
Online Only
She may be struggling with hormonal changes, fertility challenges, postpartum recovery, digestive issues, or blood sugar imbalance.
I help women uncover and address the root causes behind fatigue, hormone imbalance, digestive issues, and metabolic concerns. Using a functional medicine and nutrition approach, I create personalized plans that restore balance, improve energy, and support lasting wellness—from preconception to postpartum.
She may be struggling with hormonal changes, fertility challenges, postpartum recovery, digestive issues, or blood sugar imbalance.
I help women uncover and address the root causes behind fatigue, hormone imbalance, digestive issues, and metabolic concerns. Using a functional medicine and nutrition approach, I create personalized plans that restore balance, improve energy, and support lasting wellness—from preconception to postpartum.
(425) 371-5542 View (425) 371-5542
Photo of Cheri White - Health & Harmony Nutrition , Nutritionist/Dietitian, CNS
Health & Harmony Nutrition
Nutritionist/Dietitian, CNS
Online Only
Through empathy and compassion, I guide each individual by providing ongoing support and nutrition education to help each person take a proactive role in their journey towards attaining health goals, weather to that means improving your digestive health, losing weight
I am an incredibly passionate CNS with over 5 years of individualized nutrition consulting experience; I specialize in providing individualized nutrition support for weight loss and healthy weight management, GI dysfunction and digestive support, thyroid function, and hormonal balancing, as well as general nutrition.
Through empathy and compassion, I guide each individual by providing ongoing support and nutrition education to help each person take a proactive role in their journey towards attaining health goals, weather to that means improving your digestive health, losing weight
I am an incredibly passionate CNS with over 5 years of individualized nutrition consulting experience; I specialize in providing individualized nutrition support for weight loss and healthy weight management, GI dysfunction and digestive support, thyroid function, and hormonal balancing, as well as general nutrition.
(539) 352-4742 View (539) 352-4742
Photo of Trisha Shea, Nutritionist/Dietitian, MS, RDN, CDN
Trisha Shea
Nutritionist/Dietitian, MS, RDN, CDN
1 Endorsed
Online Only
You're living with a chronic condition like heart disease or kidney disease, and you're tired of generic advice that doesn't fit your reality. Your goal is about creating clinically backed, specialized evidence that results in progress that sticks. You're looking for someone who understands that managing chronic conditions is about more than just following a meal plan; it's about creating habits that work long-term while still living a full life. You deserve support from someone who gets that every person's journey is different and that sustainable change happens one realistic step at a time.
You're living with a chronic condition like heart disease or kidney disease, and you're tired of generic advice that doesn't fit your reality. Your goal is about creating clinically backed, specialized evidence that results in progress that sticks. You're looking for someone who understands that managing chronic conditions is about more than just following a meal plan; it's about creating habits that work long-term while still living a full life. You deserve support from someone who gets that every person's journey is different and that sustainable change happens one realistic step at a time.
(929) 493-4238 View (929) 493-4238
Photo of Kristen Arnold - Kristen Arnold and Team, Nutritionist/Dietitian, MS, RDN, CSSD
Kristen Arnold and Team
Nutritionist/Dietitian, MS, RDN, CSSD
Online Only
Hi there! I help athletes, physically active individuals, and teams optimize their performance and health through sports nutrition coaching services. Understanding all of the research and beneficial nutrition strategies, putting them into practice, and maintaining consistency can be tough. We will work on building positive eating habits that work for YOU and YOUR lifestyle and needs. Here are a few outcomes of clients I work with: extra edge to perform in your sport, better energy levels throughout the day and during training&competition, faster recovery, sick less often, preventing/treating injuries, better relationships with food.
Hi there! I help athletes, physically active individuals, and teams optimize their performance and health through sports nutrition coaching services. Understanding all of the research and beneficial nutrition strategies, putting them into practice, and maintaining consistency can be tough. We will work on building positive eating habits that work for YOU and YOUR lifestyle and needs. Here are a few outcomes of clients I work with: extra edge to perform in your sport, better energy levels throughout the day and during training&competition, faster recovery, sick less often, preventing/treating injuries, better relationships with food.
(614) 389-9392 View (614) 389-9392
Photo of Sara Morrison, Nutritionist/Dietitian, RDN, LD, CLT
Sara Morrison
Nutritionist/Dietitian, RDN, LD, CLT
1 Endorsed
Online Only
I’m Sara Morrison, Registered Dietitian, Certified LEAP Therapist, and founder of Rx Food —a virtual nutrition practice bringing relief, clarity, and confidence to those with chronic digestive issues, food sensitivities, and inflammation.
I specialize in personalized anti-inflammatory eating patterns to address chronic issues like IBS, migraines, fatigue, brain fog, GERD, eczema. My clients often experience relief within weeks, enabling us to shift toward broader wellness goals that bring lasting vitality and improved quality of life. I'm accepting 1:1 clients and have a group program too.
I’m Sara Morrison, Registered Dietitian, Certified LEAP Therapist, and founder of Rx Food —a virtual nutrition practice bringing relief, clarity, and confidence to those with chronic digestive issues, food sensitivities, and inflammation.
I specialize in personalized anti-inflammatory eating patterns to address chronic issues like IBS, migraines, fatigue, brain fog, GERD, eczema. My clients often experience relief within weeks, enabling us to shift toward broader wellness goals that bring lasting vitality and improved quality of life. I'm accepting 1:1 clients and have a group program too.
(775) 522-7492 View (775) 522-7492
Photo of Madeleine Hutchison, Nutritionist/Dietitian, RDN, CD
Madeleine Hutchison
Nutritionist/Dietitian, RDN, CD
11 Endorsed
Online Only
Taking the first step to heal your relationship with food and body can feel overwhelming! My goal is to ensure that you don’t have to walk that path alone. I am a dietitian with experience working with eating disorders, disordered eating, and body image concerns. I believe the right path forward looks different for each person. Therefore, I take a trauma-informed and patient-centered approach. This is achieved through modeling genuine curiosity and empathy. Together, we will identify strategies that help you reclaim your health while maintaining a healthy relationship with food.
Taking the first step to heal your relationship with food and body can feel overwhelming! My goal is to ensure that you don’t have to walk that path alone. I am a dietitian with experience working with eating disorders, disordered eating, and body image concerns. I believe the right path forward looks different for each person. Therefore, I take a trauma-informed and patient-centered approach. This is achieved through modeling genuine curiosity and empathy. Together, we will identify strategies that help you reclaim your health while maintaining a healthy relationship with food.
(206) 693-4243 View (206) 693-4243
Photo of Dr. Cynthia Esparza, Nutritionist/Dietitian, DCN, MScN
Dr. Cynthia Esparza
Nutritionist/Dietitian, DCN, MScN
Online Only
I work with clients who feel overwhelmed by chronic symptoms such as fatigue, pain, digestive concerns, hormone changes, brain fog, or metabolic issues.
I provide evidence-based functional nutrition care through telehealth. I conduct detailed lab reviews, assess nutrition and lifestyle patterns, and develop practical, individualized plans. I support client with chronic conditions, hormone balance, metabolic health, and recovery from disordered eating with structured follow-up and clear next steps.
I work with clients who feel overwhelmed by chronic symptoms such as fatigue, pain, digestive concerns, hormone changes, brain fog, or metabolic issues.
I provide evidence-based functional nutrition care through telehealth. I conduct detailed lab reviews, assess nutrition and lifestyle patterns, and develop practical, individualized plans. I support client with chronic conditions, hormone balance, metabolic health, and recovery from disordered eating with structured follow-up and clear next steps.
(503) 868-2819 View (503) 868-2819
Photo of Allison Hoybach, Nutritionist/Dietitian, RD, LDN
Allison Hoybach
Nutritionist/Dietitian, RD, LDN
3 Endorsed
Serves Area
Her primary focus has been bariatric support, diabetes, IBS, and plant based nutrition, but her background also includes kidney disease, heart health, gut issues and malnutrition.
Specialities include: Bariatric Support, Weight Management and Weight Loss Medications, Diabetes, Kidney Disease, Plant-Based Eating, Heart Health and Mindful Eating.
Her primary focus has been bariatric support, diabetes, IBS, and plant based nutrition, but her background also includes kidney disease, heart health, gut issues and malnutrition.
Specialities include: Bariatric Support, Weight Management and Weight Loss Medications, Diabetes, Kidney Disease, Plant-Based Eating, Heart Health and Mindful Eating.
(352) 309-0794 View (352) 309-0794
Photo of Charlotte Hammond - Eating With Ease , Nutritionist/Dietitian, MS, RD, LDN, CDE, RYT
Eating With Ease
Nutritionist/Dietitian, MS, RD, LDN, CDE, RYT
Serves Area
Common issues I help people with include digestive problems, PCOS, testosterone support, DIABETES, high blood pressure, anxiety/depression, hypothyroidism, sensitivity-related illness, and weight management.
I help clients find wellness, balance, and a path to eating sustainably for life. I’ll work with you where you are at, incorporating metabolic understanding, empathetic listening, and even mindfulness and yoga techniques to help you reduce medications, address sleep, regularize exercise, and soothe stress. With every bite, nourish all of yourself.
Common issues I help people with include digestive problems, PCOS, testosterone support, DIABETES, high blood pressure, anxiety/depression, hypothyroidism, sensitivity-related illness, and weight management.
I help clients find wellness, balance, and a path to eating sustainably for life. I’ll work with you where you are at, incorporating metabolic understanding, empathetic listening, and even mindfulness and yoga techniques to help you reduce medications, address sleep, regularize exercise, and soothe stress. With every bite, nourish all of yourself.
(312) 561-4896 View (312) 561-4896
Photo of Nicole Holness, Nutritionist/Dietitian, MS, RD, CDN, IBCLC
Nicole Holness
Nutritionist/Dietitian, MS, RD, CDN, IBCLC
Serves Area
PCOS l Endometriosis l Fertility l Pregnancy l Postpartum l Women's Health: I’m passionate about helping women reclaim their health. I’ve helped hundreds of women manage their PCOS, fertility, pregnancy, and find relief from endometriosis. With over a decade's experience in top NYC hospitals like NYU Langone and Mount Sinai, I bring a blend of clinical expertise and compassionate care to women’s health. Beyond my clinical knowledge, I have a background in culinary arts—having earned a culinary degree and cooked in Michelin-star restaurants. Food is medicine, yet should be a joy, and I bring these experiences into my practice.
PCOS l Endometriosis l Fertility l Pregnancy l Postpartum l Women's Health: I’m passionate about helping women reclaim their health. I’ve helped hundreds of women manage their PCOS, fertility, pregnancy, and find relief from endometriosis. With over a decade's experience in top NYC hospitals like NYU Langone and Mount Sinai, I bring a blend of clinical expertise and compassionate care to women’s health. Beyond my clinical knowledge, I have a background in culinary arts—having earned a culinary degree and cooked in Michelin-star restaurants. Food is medicine, yet should be a joy, and I bring these experiences into my practice.
(929) 264-5030 View (929) 264-5030
Photo of Lani Page deGuia, Nutritionist/Dietitian, CNS, LDN, MSACN, MS Ed
Lani Page deGuia
Nutritionist/Dietitian, CNS, LDN, MSACN, MS Ed
1 Endorsed
Online Only
I provide medical nutrition therapy for women's health, perimenopause/menopause, autoimmune disease, metabolic conditions like diabetes and hypertension, inflammation, and GI issues.
My approach is multifactorial and I work with you to reduce inflammation, improve and optimize gut health, restore core metabolic imbalances and nutrient deficiencies, increase physical activity, improve sleep quality, and improve stress management. I provide personalized meal plans, clinical herbalism recommendations, functional lab testing, and more.
I provide medical nutrition therapy for women's health, perimenopause/menopause, autoimmune disease, metabolic conditions like diabetes and hypertension, inflammation, and GI issues.
My approach is multifactorial and I work with you to reduce inflammation, improve and optimize gut health, restore core metabolic imbalances and nutrient deficiencies, increase physical activity, improve sleep quality, and improve stress management. I provide personalized meal plans, clinical herbalism recommendations, functional lab testing, and more.
(571) 998-1954 View (571) 998-1954
Photo of Tiffany Pecoraro, Nutritionist/Dietitian, MS, RDN, LDN
Tiffany Pecoraro
Nutritionist/Dietitian, MS, RDN, LDN
Online Only
I specialize in medical nutrition therapy for eating disorders, (anorexia, bulimia, binge eating, and ARFID) with a focus on supporting those managing chronic health conditions and neurodivergence such as: ADHD, OCD, Mast Cell Activation Syndrome (MCAS), Dysautonomia, endometriosis, GI disorders (IBS, gastroparesis, SIBO, etc.), and autoimmune diseases.
If you have an eating disorder and a cooccurring autoimmune disease, MCAS, endometriosis, PCOS, or live with neurodivergence such as ADHD or OCD, you might feel that no one understands how complicated this makes navigating food and your body. I want you to know that I’ve walked that path too. I had an eating disorder throughout most of my teens, and shortly after entering recovery, was diagnosed with a chronic illness. That experience decades ago reshaped how I view healing and recovery, and shapes how I support my clients today.
I specialize in medical nutrition therapy for eating disorders, (anorexia, bulimia, binge eating, and ARFID) with a focus on supporting those managing chronic health conditions and neurodivergence such as: ADHD, OCD, Mast Cell Activation Syndrome (MCAS), Dysautonomia, endometriosis, GI disorders (IBS, gastroparesis, SIBO, etc.), and autoimmune diseases.
If you have an eating disorder and a cooccurring autoimmune disease, MCAS, endometriosis, PCOS, or live with neurodivergence such as ADHD or OCD, you might feel that no one understands how complicated this makes navigating food and your body. I want you to know that I’ve walked that path too. I had an eating disorder throughout most of my teens, and shortly after entering recovery, was diagnosed with a chronic illness. That experience decades ago reshaped how I view healing and recovery, and shapes how I support my clients today.
(615) 701-4984 View (615) 701-4984
Photo of Niara Osman, Nutritionist/Dietitian, MS, RDN
Niara Osman
Nutritionist/Dietitian, MS, RDN
Online Only
Whether you’re working on weight management, gut health, or improving lab values, I partner with you to create sustainable habits that lead to real, lasting results.
I have three boys and I know how busy life can be and how difficult it can be to incorporate nutrition-lifestyle changes, but I can help and I can offer real solutions for real results.
Whether you’re working on weight management, gut health, or improving lab values, I partner with you to create sustainable habits that lead to real, lasting results.
I have three boys and I know how busy life can be and how difficult it can be to incorporate nutrition-lifestyle changes, but I can help and I can offer real solutions for real results.
(862) 292-9023 View (862) 292-9023