Functional Medicine Nutritionist Nutritionists and Dietitians in Yorba Linda, CA

Photo of Michelle Missy Porteous, Nutritionist/Dietitian, MS, RD, CDE, CLT
Michelle Missy Porteous
Nutritionist/Dietitian, MS, RD, CDE, CLT
1 Endorsed
Serves Area
Have you recently been diagnosed with pre-diabetes, diabetes, high blood pressure or high cholesterol? Or, are you chronically plagued with the pain or discomfort of IBS, Migraines or Fibromyalgia? Has eating, the one thing you always felt you could control, now begun to feel it is controlling you? Missy has helped hundreds of people overcome and reverse health conditions, establish healthy food relationships, get off the dieting roller coaster, and learn how to have an ENJOYABLE lifestyle full of energy.
Have you recently been diagnosed with pre-diabetes, diabetes, high blood pressure or high cholesterol? Or, are you chronically plagued with the pain or discomfort of IBS, Migraines or Fibromyalgia? Has eating, the one thing you always felt you could control, now begun to feel it is controlling you? Missy has helped hundreds of people overcome and reverse health conditions, establish healthy food relationships, get off the dieting roller coaster, and learn how to have an ENJOYABLE lifestyle full of energy.
(951) 379-3204 View (951) 379-3204

More Dietitians and Nutritionists Nearby

Photo of Aaron Slotkin, Nutritionist/Dietitian, MS, CCN, PharmD
Aaron Slotkin
Nutritionist/Dietitian, MS, CCN, PharmD
Serves Area
As an option for my clients, I provide functional blood chemistry analysis.
As my client, I want to find out what is really going on with your metabolism and provide you with answers aimed at improving weight and health in a convenient way using the latest evidence in nutritional science. I'm a board Certified Clinical Nutritionist and Pharmacist with affordable pricing and friendly service. I serve the Los Angeles county area.
As an option for my clients, I provide functional blood chemistry analysis.
As my client, I want to find out what is really going on with your metabolism and provide you with answers aimed at improving weight and health in a convenient way using the latest evidence in nutritional science. I'm a board Certified Clinical Nutritionist and Pharmacist with affordable pricing and friendly service. I serve the Los Angeles county area.
(909) 962-1209 View (909) 962-1209
Photo of Naria Le Mire - Naria Le Mire Nutrition - Virtual Practice, Nutritionist/Dietitian, MPH, RD
Naria Le Mire Nutrition - Virtual Practice
Nutritionist/Dietitian, MPH, RD
Online Only
I practice functional medicine and send functional test to get to the root problem of the gut health pains.
Dealing with bloating, flare-ups, reflux, and unable to add certain foods without discomfort? You came to the right dietitian! I work with patients who are dealing with unresolved digestive issues as start by testing their gut micorbiome to avoid guessing the diet and supplement plan. I'm also bilingual (Spanish). Contact me today for a FREE discovery call to learn how my 3-step gut restoration process can help you!
I practice functional medicine and send functional test to get to the root problem of the gut health pains.
Dealing with bloating, flare-ups, reflux, and unable to add certain foods without discomfort? You came to the right dietitian! I work with patients who are dealing with unresolved digestive issues as start by testing their gut micorbiome to avoid guessing the diet and supplement plan. I'm also bilingual (Spanish). Contact me today for a FREE discovery call to learn how my 3-step gut restoration process can help you!
(619) 329-8251 View (619) 329-8251
Photo of Ayumi Mizumoto - Sungreen Nutrition International, Nutritionist/Dietitian, MS
Sungreen Nutrition International
Nutritionist/Dietitian, MS
Online Only
When was the last time you truly felt like "YOU?" Are you suffering from chronic conditions like High BP, Cholesterol, GERD, Diabetes, Insomnia, burned out, no energy, Constipation, Bloating etc. Do you want long lasting relief through natural diet and lifestyle modifications? ​​
When was the last time you truly felt like "YOU?" Are you suffering from chronic conditions like High BP, Cholesterol, GERD, Diabetes, Insomnia, burned out, no energy, Constipation, Bloating etc. Do you want long lasting relief through natural diet and lifestyle modifications? ​​
(858) 360-1525 View (858) 360-1525
Photo of April L. Murray, Nutritionist/Dietitian, RD, CLT
April L. Murray
Nutritionist/Dietitian, RD, CLT
Costa Mesa, CA 92626
Are you struggling with losing weight, uncomfortable bloating or an unhealthy relationship with food? Do you want to work with someone who understands what you're going through... At OC Nutrition Coaching we truly care about the people we work with, that's why we take a one-on-one approach and focus on lifestyle changes.
Are you struggling with losing weight, uncomfortable bloating or an unhealthy relationship with food? Do you want to work with someone who understands what you're going through... At OC Nutrition Coaching we truly care about the people we work with, that's why we take a one-on-one approach and focus on lifestyle changes.
(714) 646-6641 View (714) 646-6641
Photo of Joanna Gallo Avery, Nutritionist/Dietitian, MS, RDN, CDCES
Joanna Gallo Avery
Nutritionist/Dietitian, MS, RDN, CDCES
1 Endorsed
Online Only
Using a functional medicine and nutrition approach, I create personalized plans that restore balance, improve energy, and support lasting wellness—from preconception to postpartum.
My ideal client is a woman who’s ready to understand her body on a deeper level. She may be struggling with hormonal changes, fertility challenges, postpartum recovery, digestive issues, or blood sugar imbalance. She wants to feel energized, balanced, and confident again—but is overwhelmed by conflicting advice. She’s looking for compassionate, science-based guidance to finally get to the root of what’s going on and feel like herself again.
Using a functional medicine and nutrition approach, I create personalized plans that restore balance, improve energy, and support lasting wellness—from preconception to postpartum.
My ideal client is a woman who’s ready to understand her body on a deeper level. She may be struggling with hormonal changes, fertility challenges, postpartum recovery, digestive issues, or blood sugar imbalance. She wants to feel energized, balanced, and confident again—but is overwhelmed by conflicting advice. She’s looking for compassionate, science-based guidance to finally get to the root of what’s going on and feel like herself again.
(425) 371-5542 View (425) 371-5542
Photo of Sarah Marie Jackson, Nutritionist/Dietitian, MS, RDN, CLT
Sarah Marie Jackson
Nutritionist/Dietitian, MS, RDN, CLT
Irvine, CA 92620
Wellness is multifaceted- I'm certified in functional nutrition to help you get to the root cause of your symptoms and provide comprehensive treatment solutions.
I help clients achieve their nutrition related health goals by coupling evidenced based practices with function nutrition therapies. I find the root cause of my clients health concerns then develop a personalized nutrition plan that is easy to follow so goals can be achieved.
Wellness is multifaceted- I'm certified in functional nutrition to help you get to the root cause of your symptoms and provide comprehensive treatment solutions.
I help clients achieve their nutrition related health goals by coupling evidenced based practices with function nutrition therapies. I find the root cause of my clients health concerns then develop a personalized nutrition plan that is easy to follow so goals can be achieved.
(747) 271-2024 View (747) 271-2024
Photo of Kelli Foerster, Nutritionist/Dietitian, MS, CNS, CPT
Kelli Foerster
Nutritionist/Dietitian, MS, CNS, CPT
Online Only
I utilize an integrative approach, combining functional medicine, sports nutrition, behavior change, and intuitive eating.
Hey! I'm Kelli, let's build the ideal strategy for your health and your goals. I help people use diet, exercise, and mindset to improve energy, lose weight, build muscle, and improve health. I know it can be overwhelming, let me help you make it simple AND effective :)
I utilize an integrative approach, combining functional medicine, sports nutrition, behavior change, and intuitive eating.
Hey! I'm Kelli, let's build the ideal strategy for your health and your goals. I help people use diet, exercise, and mindset to improve energy, lose weight, build muscle, and improve health. I know it can be overwhelming, let me help you make it simple AND effective :)
(818) 600-9625 View (818) 600-9625
Photo of Sophia Deahl, Nutritionist/Dietitian, MS, RD, IFMCP
Sophia Deahl
Nutritionist/Dietitian, MS, RD, IFMCP
Serves Area
I'm Sophia, a registered dietitian with a functional medicine certification.
I work with adults who are ready to take control of their health, but feel stuck navigating the overwhelm of conflicting nutrition advice, chronic stress, low energy, or persistent health issues. They want a balanced relationship with food and sustainable solutions that fit into their real life, to feel vibrant and confident in their bodies and nutrition.
I'm Sophia, a registered dietitian with a functional medicine certification.
I work with adults who are ready to take control of their health, but feel stuck navigating the overwhelm of conflicting nutrition advice, chronic stress, low energy, or persistent health issues. They want a balanced relationship with food and sustainable solutions that fit into their real life, to feel vibrant and confident in their bodies and nutrition.
(615) 488-3767 View (615) 488-3767
Photo of Anna A Bohnengel - Fertility Nutritionist, Nutritionist/Dietitian, MS, RDN, LD
Fertility Nutritionist
Nutritionist/Dietitian, MS, RDN, LD
Serves Area
You’re ready to grow your family—but nutrition may be the missing piece. Whether you’re navigating PCOS, endometriosis, unexplained infertility, or preparing for IUI/IVF, the right plan can restore hormone balance, improve egg quality, and help you conceive sooner. I’m Anna Bohnengel, NIH-trained Registered Dietitian creator of Fertile In Four. I offer personalized, evidence-based plans with daily support so you can move from struggle to pregnancy with clarity and confidence.
You’re ready to grow your family—but nutrition may be the missing piece. Whether you’re navigating PCOS, endometriosis, unexplained infertility, or preparing for IUI/IVF, the right plan can restore hormone balance, improve egg quality, and help you conceive sooner. I’m Anna Bohnengel, NIH-trained Registered Dietitian creator of Fertile In Four. I offer personalized, evidence-based plans with daily support so you can move from struggle to pregnancy with clarity and confidence.
(503) 483-6601 View (503) 483-6601
Photo of Coral Clarke, Nutritionist/Dietitian, RDN, CDN, IFNCP
Coral Clarke
Nutritionist/Dietitian, RDN, CDN, IFNCP
5 Endorsed
Serves Area
Coral's personal history with food sensitivities inspired her to become an RDN to help others struggling with adverse reactions to food, as well as other conditions which can be improved with the right nutritional support.
Coral's personal history with food sensitivities inspired her to become an RDN to help others struggling with adverse reactions to food, as well as other conditions which can be improved with the right nutritional support.
(585) 318-8839 View (585) 318-8839
Photo of Kristie Tovar - Kristie Tovar Nutrition & Associates, Nutritionist/Dietitian, MS, RDN, CEDS
Kristie Tovar Nutrition & Associates
Nutritionist/Dietitian, MS, RDN, CEDS
1 Endorsed
Serves Area
We really get it—it's exhausting to constantly worry about food, your health, or your body. Maybe you're in eating disorder recovery, navigating menopause or PCOS, or managing a chronic illness. You might feel confused by conflicting nutrition advice or overwhelmed by restrictive diets that just don’t work. At Kristie Tovar Nutrition, our team of dietitians provide compassionate, weight-neutral care for eating disorders, women's health, diabetes, GI disorders and heart conditions. We help you cut through the confusion with clear guidance tailored to your specific needs.
We really get it—it's exhausting to constantly worry about food, your health, or your body. Maybe you're in eating disorder recovery, navigating menopause or PCOS, or managing a chronic illness. You might feel confused by conflicting nutrition advice or overwhelmed by restrictive diets that just don’t work. At Kristie Tovar Nutrition, our team of dietitians provide compassionate, weight-neutral care for eating disorders, women's health, diabetes, GI disorders and heart conditions. We help you cut through the confusion with clear guidance tailored to your specific needs.
(747) 999-4012 View (747) 999-4012
Photo of Whitney Lau, Nutritionist/Dietitian, RDN
Whitney Lau
Nutritionist/Dietitian, RDN
Online Only
My approach is rooted in integrative and functional nutrition therapy, designed to heal and support full mind and body wellness.
Diagnosed with PCOS? Struggling with digestive issues, period problems, thyroid problems, fertility challenges, or menopause symp? Experiencing symptoms of fatigue, low energy, bloating, acne, and/ or hair loss? If you’re finding it difficult to get answers from your doctor, or if you were simply told "your labs look normal", and are tired of the trial-and-error approach, wasting time and money on random supplements and treatments, know that there's a better solution. You deserve to have the tools to learn how to manage your health issues, heal your body, and feel like yourself while living a life you love to its fullest potential.
My approach is rooted in integrative and functional nutrition therapy, designed to heal and support full mind and body wellness.
Diagnosed with PCOS? Struggling with digestive issues, period problems, thyroid problems, fertility challenges, or menopause symp? Experiencing symptoms of fatigue, low energy, bloating, acne, and/ or hair loss? If you’re finding it difficult to get answers from your doctor, or if you were simply told "your labs look normal", and are tired of the trial-and-error approach, wasting time and money on random supplements and treatments, know that there's a better solution. You deserve to have the tools to learn how to manage your health issues, heal your body, and feel like yourself while living a life you love to its fullest potential.
(510) 726-4221 View (510) 726-4221
Photo of Tara Durden - Nutrition Thyme , Nutritionist/Dietitian, MS, RDN
Nutrition Thyme
Nutritionist/Dietitian, MS, RDN
2 Endorsed
Huntington Beach, CA 92649
We are a functional nutrition practice providing personalized nutrition care that empowers clients to improve their health through a functional, sustainable, & client-driven approach.
Our areas of expertise include Preventative Nutrition, Weight Management, Pre-Diabetes & Diabetes Management, PCOS, Hormone Health, GI Disorders, Bariatrics, Kidney Disease, Thyroid Disorders, Pediatrics + Feeding Concerns, Eating Disorders, Intuitive Eating, Supplement Management and Lab Testing & Analysis.
We are a functional nutrition practice providing personalized nutrition care that empowers clients to improve their health through a functional, sustainable, & client-driven approach.
Our areas of expertise include Preventative Nutrition, Weight Management, Pre-Diabetes & Diabetes Management, PCOS, Hormone Health, GI Disorders, Bariatrics, Kidney Disease, Thyroid Disorders, Pediatrics + Feeding Concerns, Eating Disorders, Intuitive Eating, Supplement Management and Lab Testing & Analysis.
(562) 414-5539 View (562) 414-5539
Photo of Tami Broderick, Nutritionist/Dietitian, RD, CLT
Tami Broderick
Nutritionist/Dietitian, RD, CLT
1 Endorsed
Irvine, CA 92614
As a compassionate Dietitian with 17 years of experience specializing in functional nutrition, I'm dedicated to helping you discover the root causes of your health challenges.
Genetics: I use cutting-edge DNA testing to personalize nutrition plans and optimize health outcomes with customized dietary strategies tailored to each individual's unique needs. Food Sensitivities: I utilize Leap MRT food sensitivity testing that enables the identification of specific food triggers that may be contributing to health issues and inflammation
As a compassionate Dietitian with 17 years of experience specializing in functional nutrition, I'm dedicated to helping you discover the root causes of your health challenges.
Genetics: I use cutting-edge DNA testing to personalize nutrition plans and optimize health outcomes with customized dietary strategies tailored to each individual's unique needs. Food Sensitivities: I utilize Leap MRT food sensitivity testing that enables the identification of specific food triggers that may be contributing to health issues and inflammation
(949) 281-7497 View (949) 281-7497
Photo of Kira Khachadoorian, Nutritionist/Dietitian, MS, RD, CPT
Kira Khachadoorian
Nutritionist/Dietitian, MS, RD, CPT
Online Only
Lasting results come from nourishing the body from the inside, out. My mission is to help your body, mind and soul-self feel nourished, nurtured, and thrive. I provide a holistic, whole-body approach to nutrition and fitness. I am a Registered Dietitian and Certified Personal Trainer that listens, understands, and empowers you to heal ailments and achieve your goals. My private-practice, NuWell, offers virtual nutrition and fitness consulting via a confidential, HIPPA compliant platform to give you freedom while rebuilding your relationship with food as medicine. See results and achieve your goals, from the comfort of your home.
Lasting results come from nourishing the body from the inside, out. My mission is to help your body, mind and soul-self feel nourished, nurtured, and thrive. I provide a holistic, whole-body approach to nutrition and fitness. I am a Registered Dietitian and Certified Personal Trainer that listens, understands, and empowers you to heal ailments and achieve your goals. My private-practice, NuWell, offers virtual nutrition and fitness consulting via a confidential, HIPPA compliant platform to give you freedom while rebuilding your relationship with food as medicine. See results and achieve your goals, from the comfort of your home.
(949) 541-8570 View (949) 541-8570
Photo of Seema Shah, Nutritionist/Dietitian, MPH, MS, RD, IFNCP, WIMI-CP
Seema Shah
Nutritionist/Dietitian, MPH, MS, RD, IFNCP, WIMI-CP
Online Only
I utilize integrative and functional nutrition, lifestyle interventions, and health coaching to help my clients achieve their health goals.
I specialize in helping people who have type 2 diabetes or prediabetes, high cholesterol, high blood pressure, hypothyroidism, chronic stress and/or insomnia, anxiety, fatigue, perimenopause, PMS and/or painful periods, chronic stress. and high inflammation. I also help people with meeting their weight goals.
I utilize integrative and functional nutrition, lifestyle interventions, and health coaching to help my clients achieve their health goals.
I specialize in helping people who have type 2 diabetes or prediabetes, high cholesterol, high blood pressure, hypothyroidism, chronic stress and/or insomnia, anxiety, fatigue, perimenopause, PMS and/or painful periods, chronic stress. and high inflammation. I also help people with meeting their weight goals.
(310) 494-7016 View (310) 494-7016
Photo of Ana Cristina Lewis - Functional Nutrition by Ana, Nutritionist/Dietitian, MS, RD, LDN, IFMNT
Functional Nutrition by Ana
Nutritionist/Dietitian, MS, RD, LDN, IFMNT
Online Only
Functional Nutrition by Ana is a virtual functional nutrition practice working with clients one-on-one.
I use a blend of medical nutrition therapy, specialty lab testing, nervous system tools, and individualized supplement protocols to get to the root of your symptoms. We work together for at least 4 months, allowing time for adequate exploration of your health presentation. No quick fixes or crash diets here!
Functional Nutrition by Ana is a virtual functional nutrition practice working with clients one-on-one.
I use a blend of medical nutrition therapy, specialty lab testing, nervous system tools, and individualized supplement protocols to get to the root of your symptoms. We work together for at least 4 months, allowing time for adequate exploration of your health presentation. No quick fixes or crash diets here!
View
Photo of Erika Jacobson - Erika Jacobson Nutrition & Wellness , Nutritionist/Dietitian, MS, RD
Erika Jacobson Nutrition & Wellness
Nutritionist/Dietitian, MS, RD
1 Endorsed
Online Only
I’m Erika, an integrative and functional dietitian who helps people with digestive issues who are tired of being told “everything is normal” - when you definitely don’t feel normal.
Unlike band-aid treatments or long-term restrictive diets that don’t address the root cause, I use a functional nutrition approach that includes specialized testing, personalized nutrition, sustainable lifestyle strategies. Together, we’ll get to the root of your gut imbalances & craft your personalized plan, so you can nourish and heal your gut‒ for good.
I’m Erika, an integrative and functional dietitian who helps people with digestive issues who are tired of being told “everything is normal” - when you definitely don’t feel normal.
Unlike band-aid treatments or long-term restrictive diets that don’t address the root cause, I use a functional nutrition approach that includes specialized testing, personalized nutrition, sustainable lifestyle strategies. Together, we’ll get to the root of your gut imbalances & craft your personalized plan, so you can nourish and heal your gut‒ for good.
(718) 395-4772 View (718) 395-4772
Photo of Marlene Hillyer - Nabi Health, Nutritionist/Dietitian, MS, RDN, CEDS, CDCES, CLT
Nabi Health
Nutritionist/Dietitian, MS, RDN, CEDS, CDCES, CLT
1 Endorsed
Online Only
At Nabi, we provide weight-inclusive, trauma-informed care that values lived experience over rigid rules and we believe true healing begins when the whole person is seen—not just a diagnosis.
At Nabi, we provide weight-inclusive, trauma-informed care that values lived experience over rigid rules and we believe true healing begins when the whole person is seen—not just a diagnosis.
(206) 905-4812 View (206) 905-4812