Weight Loss/Weight Management Nutritionists and Dietitians in 27104

Photo of Christine Corcoran, Nutritionist/Dietitian, MS, RD, LDN
Christine Corcoran
Nutritionist/Dietitian, MS, RD, LDN
1 Endorsed
Serves Area
We know change is not easy. We know finding food freedom can sound scary (maybe even impossible). It is our mission to guide you through uncharted territory and give you the knowledge and support you need to make real and lasting changes. Our approach to health and nutrition is weight-inclusive, and will always focus on finding peace and balance with food and exercise. We are continuously educating ourselves to provide a safe and welcoming space for all individuals. We work to analyze eating habits together and make changes based on where you are.
We know change is not easy. We know finding food freedom can sound scary (maybe even impossible). It is our mission to guide you through uncharted territory and give you the knowledge and support you need to make real and lasting changes. Our approach to health and nutrition is weight-inclusive, and will always focus on finding peace and balance with food and exercise. We are continuously educating ourselves to provide a safe and welcoming space for all individuals. We work to analyze eating habits together and make changes based on where you are.
(704) 753-8712 View (704) 753-8712

More Dietitians and Nutritionists Nearby

Photo of Rima Kleiner, Nutritionist/Dietitian, MS, RDN, LDN, IFNCP, CLT
Rima Kleiner
Nutritionist/Dietitian, MS, RDN, LDN, IFNCP, CLT
1 Endorsed
Online Only
I help busy people who are struggling with low energy, stubborn weight loss, bloating and other GI issues, food allergies/sensitivities, high blood sugar and cholesterol and hormone and metabolic imbalances.
As a functional and integrated Registered Dietitian-Nutritionist, I help busy people who are struggling with low energy, stubborn weight, bloating and other GI issues, food sensitivities and metabolic and hormone imbalances feel energized throughout the day, lose weight without dieting and, ultimately, live fully doing the things they love.
I help busy people who are struggling with low energy, stubborn weight loss, bloating and other GI issues, food allergies/sensitivities, high blood sugar and cholesterol and hormone and metabolic imbalances.
As a functional and integrated Registered Dietitian-Nutritionist, I help busy people who are struggling with low energy, stubborn weight, bloating and other GI issues, food sensitivities and metabolic and hormone imbalances feel energized throughout the day, lose weight without dieting and, ultimately, live fully doing the things they love.
(336) 814-9706 x1 View (336) 814-9706 x1
Photo of Ashka Shah - Spice and Balance Nutrition, LLC, Nutritionist/Dietitian, MPH
Spice and Balance Nutrition, LLC
Nutritionist/Dietitian, MPH
High Point, NC 27265
I provide support on the following services: General Nutrition Counseling, Weight Management, Vegan & Vegetarian Nutrition, Diverse & Cultural Diets, Diabetes & Blood Sugar Management, PCOS & Hormonal Health
Hi, I’m Ashka, a Registered Dietitian and founder of Spice and Balance Nutrition. I obtained my Master's of Public Health in Nutrition and Dietetics at the University of North Carolina. As a dietitian experienced with culturally diverse cuisines, I specialize in incorporating your favorite comfort foods into a personalized, balanced nutrition plan that honors your traditions and tastes. As a lover of both science and flavor, I combine evidence-based practices with creative meal ideas to help you spice up your plate and balance your life. My approach is compassionate, judgment-free, and designed to meet you where you are.
I provide support on the following services: General Nutrition Counseling, Weight Management, Vegan & Vegetarian Nutrition, Diverse & Cultural Diets, Diabetes & Blood Sugar Management, PCOS & Hormonal Health
Hi, I’m Ashka, a Registered Dietitian and founder of Spice and Balance Nutrition. I obtained my Master's of Public Health in Nutrition and Dietetics at the University of North Carolina. As a dietitian experienced with culturally diverse cuisines, I specialize in incorporating your favorite comfort foods into a personalized, balanced nutrition plan that honors your traditions and tastes. As a lover of both science and flavor, I combine evidence-based practices with creative meal ideas to help you spice up your plate and balance your life. My approach is compassionate, judgment-free, and designed to meet you where you are.
(336) 203-9228 View (336) 203-9228
Photo of Sarah Edwards Duong - Renew Nutrition Therapy, Nutritionist/Dietitian, MS, RD, LDN
Renew Nutrition Therapy
Nutritionist/Dietitian, MS, RD, LDN
Serves Area
At Renew, we are here to hear you and to help you in any way that we can. That includes helping those that may be seeking accountability with their health struggles (ex: digestive issues, auto-immune disease, chronic fatigue or even sub-optimal labs, such as high blood pressure, diabetes, & elevated cholesterol). Or perhaps you are someone that is exhausted from the ups and downs of yo-yo dieting and is looking for a more sustainable way to feel good in your body. Our approach involves listening intently and providing you the tools and education to confidently begin your path to wellness. Let's restart, repair and renew together!
At Renew, we are here to hear you and to help you in any way that we can. That includes helping those that may be seeking accountability with their health struggles (ex: digestive issues, auto-immune disease, chronic fatigue or even sub-optimal labs, such as high blood pressure, diabetes, & elevated cholesterol). Or perhaps you are someone that is exhausted from the ups and downs of yo-yo dieting and is looking for a more sustainable way to feel good in your body. Our approach involves listening intently and providing you the tools and education to confidently begin your path to wellness. Let's restart, repair and renew together!
(910) 218-9832 View (910) 218-9832
Photo of Mary Beth Hynek - MB Hynek Nutrition, Nutritionist/Dietitian, MS, RD, LDN
MB Hynek Nutrition
Nutritionist/Dietitian, MS, RD, LDN
Winston Salem, NC 27106
I provide expert guidance in weight management, pre-diabetes and diabetes care, blood pressure and cholesterol management, nutrition support for menopause, digestive health, disease prevention, sports performance, and more.
My goal is to empower people to build healthy, balanced lifestyles while genuinely enjoying the foods they eat. I believe that nutrition is one of the most powerful tools for preventing disease and promoting lifelong wellness. Rather than focusing on restrictions, I emphasize the abundance of nourishing, delicious foods that can enhance both health and quality of life. My approach is centered on providing expert guidance and unwavering support, making the path to better health both achievable and sustainable.
I provide expert guidance in weight management, pre-diabetes and diabetes care, blood pressure and cholesterol management, nutrition support for menopause, digestive health, disease prevention, sports performance, and more.
My goal is to empower people to build healthy, balanced lifestyles while genuinely enjoying the foods they eat. I believe that nutrition is one of the most powerful tools for preventing disease and promoting lifelong wellness. Rather than focusing on restrictions, I emphasize the abundance of nourishing, delicious foods that can enhance both health and quality of life. My approach is centered on providing expert guidance and unwavering support, making the path to better health both achievable and sustainable.
(336) 360-6146 View (336) 360-6146
Photo of Monica Gulisano, Nutritionist/Dietitian, RDN, LDN
Monica Gulisano
Nutritionist/Dietitian, RDN, LDN
1 Endorsed
Serves Area
As an integrative and functional dietitian nutritionist, I partner with you to determine specific nutrition solutions and support for ailments such as gastrointestinal disorders like IBS, chronic migraines, cancer, diabetes, obesity, autoimmune disorders, thyroid issues, cardiovascular challenges, ADD, PCOS and of course, food allergies, intolerances, and hypersensitivities.
Using my large toolbox of resources and knowledge, I can help you discover the nutrition path that will be right for you. This includes helping you with everything from personalized meal plans, to integrative health coaching, stress reduction techniques, functional laboratory testing, supplement recommendations, and LEAP Protocol for food sensitivities.
As an integrative and functional dietitian nutritionist, I partner with you to determine specific nutrition solutions and support for ailments such as gastrointestinal disorders like IBS, chronic migraines, cancer, diabetes, obesity, autoimmune disorders, thyroid issues, cardiovascular challenges, ADD, PCOS and of course, food allergies, intolerances, and hypersensitivities.
Using my large toolbox of resources and knowledge, I can help you discover the nutrition path that will be right for you. This includes helping you with everything from personalized meal plans, to integrative health coaching, stress reduction techniques, functional laboratory testing, supplement recommendations, and LEAP Protocol for food sensitivities.
(984) 204-7616 View (984) 204-7616
Photo of Nicole Mobley, Nutritionist/Dietitian, MS, RDN, LD
Nicole Mobley
Nutritionist/Dietitian, MS, RDN, LD
1 Endorsed
Online Only
Hi, I'm Nicole Mobley! I am a Registered Dietitian and owner of Nutrition with Nicky. As an insurance-based provider, I ensure accessible care, making it easier for clients to prioritize their well-being. Most clients are covered 100% with not out of pocket costs. I am committed to empowering lasting change, while focusing on practical real-life solutions that promote balance.
Hi, I'm Nicole Mobley! I am a Registered Dietitian and owner of Nutrition with Nicky. As an insurance-based provider, I ensure accessible care, making it easier for clients to prioritize their well-being. Most clients are covered 100% with not out of pocket costs. I am committed to empowering lasting change, while focusing on practical real-life solutions that promote balance.
(980) 340-4516 View (980) 340-4516
Photo of Neika Dauphin - Sis Your Uterus Matters, Nutritionist/Dietitian, MPH, RD, LDN
Sis Your Uterus Matters
Nutritionist/Dietitian, MPH, RD, LDN
Online Only
I am a Registered Dietitian and current medical student with a deep passion for helping people feel better in their bodies physically and emotionally. I work with clients who feel overwhelmed by fatigue, hormone shifts, insulin resistance, bloating, inconsistent eating, or weight changes. Many are tired of extremes and just want clarity, structure, and support that actually fits their life. If you want to feel more in control of your health but need practical and compassionate guidance without pressure for perfection, I am here to help you create lasting and sustainable change.
I am a Registered Dietitian and current medical student with a deep passion for helping people feel better in their bodies physically and emotionally. I work with clients who feel overwhelmed by fatigue, hormone shifts, insulin resistance, bloating, inconsistent eating, or weight changes. Many are tired of extremes and just want clarity, structure, and support that actually fits their life. If you want to feel more in control of your health but need practical and compassionate guidance without pressure for perfection, I am here to help you create lasting and sustainable change.
(919) 804-1475 View (919) 804-1475

Online Dietitians and Nutritionists

Photo of Sherri Clarke - Sherri Clarke Nutrition, Nutritionist/Dietitian, MS, RD, LDN
Sherri Clarke Nutrition
Nutritionist/Dietitian, MS, RD, LDN
Charlotte, NC 28277
If you feel stuck with food—overeating, stress eating, or constantly starting over—you’re not alone. And it’s not about willpower. Many of my clients know what they “should” do, but something keeps getting in the way. Diets haven’t worked long-term, and more discipline isn’t the answer. They’re ready to understand why food has taken on a bigger role in their life—and finally create lasting change without guilt or shame.
If you feel stuck with food—overeating, stress eating, or constantly starting over—you’re not alone. And it’s not about willpower. Many of my clients know what they “should” do, but something keeps getting in the way. Diets haven’t worked long-term, and more discipline isn’t the answer. They’re ready to understand why food has taken on a bigger role in their life—and finally create lasting change without guilt or shame.
(980) 332-5781 View (980) 332-5781
Photo of Melissa Teel, Nutritionist/Dietitian, RD, LDN, MS
Melissa Teel
Nutritionist/Dietitian, RD, LDN, MS
Southern Pines, NC 28387
Some of my top specialties are digestion (IBS, SIBO, Celiac, Ulcerative Colitis, Crohns), weight loss, diabetes (types 1, 2, & gestational), child feeding, Autism, prenatal & postnatal nutrition, breastfeeding, PCOS, menopause, & fertility nutrition.
Do you have a health challenge that you've struggled to overcome...even with medical help? Sometimes it seems like achieving great digestion, hormone balance, and high energy may be impossible to achieve...and that prospect can be daunting. As a Dietitian Nutritionist with additional expertise in Functional Medicine, I approach healthcare differently. I find and address root causes, provide individualized, realistic plans, and support you along your journey. The result is healthcare actually makes you healthier.
Some of my top specialties are digestion (IBS, SIBO, Celiac, Ulcerative Colitis, Crohns), weight loss, diabetes (types 1, 2, & gestational), child feeding, Autism, prenatal & postnatal nutrition, breastfeeding, PCOS, menopause, & fertility nutrition.
Do you have a health challenge that you've struggled to overcome...even with medical help? Sometimes it seems like achieving great digestion, hormone balance, and high energy may be impossible to achieve...and that prospect can be daunting. As a Dietitian Nutritionist with additional expertise in Functional Medicine, I approach healthcare differently. I find and address root causes, provide individualized, realistic plans, and support you along your journey. The result is healthcare actually makes you healthier.
(910) 665-8543 View (910) 665-8543
Photo of Mandy Huffman Nix, Nutritionist/Dietitian, MS, RD, LDN
Mandy Huffman Nix
Nutritionist/Dietitian, MS, RD, LDN
Morganton, NC 28655
Whether you are seeking weight management, blood sugar control, discovering the root cause of GI distress, addressing food sensitivities, or meal planning, my passion is helping you achieve your wellness goals and to feel your best.
Through diet recall, nutrition testing, counseling, addressing food-related symptoms, and pinpointing nutrition-related issues we will develop an individualized nutrition plan to help you live your best life.
Whether you are seeking weight management, blood sugar control, discovering the root cause of GI distress, addressing food sensitivities, or meal planning, my passion is helping you achieve your wellness goals and to feel your best.
Through diet recall, nutrition testing, counseling, addressing food-related symptoms, and pinpointing nutrition-related issues we will develop an individualized nutrition plan to help you live your best life.
(828) 439-0724 View (828) 439-0724
Photo of Annika 'neeka' Rockwell, Nutritionist/Dietitian, RD, LN
Annika 'neeka' Rockwell
Nutritionist/Dietitian, RD, LN
1 Endorsed
Raleigh, NC 27609
I help women in perimenopause and beyond finally lose stubborn weight, calm inflammation and pain, restore energy and focus, improve digestion, and feel at home in their bodies again with simple, doable changes. One step at a time, I'll help you uncover metabolic, hormonal, and nutritional imbalances using targeted lab testing and diet analysis. I'll design a personalized plan for food, macros, movement, supplements, and lifestyle. You’ll receive a clear roadmap plus ongoing support and accountability so you feel supported every step of the way!
I help women in perimenopause and beyond finally lose stubborn weight, calm inflammation and pain, restore energy and focus, improve digestion, and feel at home in their bodies again with simple, doable changes. One step at a time, I'll help you uncover metabolic, hormonal, and nutritional imbalances using targeted lab testing and diet analysis. I'll design a personalized plan for food, macros, movement, supplements, and lifestyle. You’ll receive a clear roadmap plus ongoing support and accountability so you feel supported every step of the way!
(919) 372-4038 x702 View (919) 372-4038 x702
Photo of Ashley Jarvis, Nutritionist/Dietitian, MS, RDN, LDN
Ashley Jarvis
Nutritionist/Dietitian, MS, RDN, LDN
Holly Springs, NC 27540
Ashley has been a practicing Registered Dietitian Nutritionist (RDN) for over ten years and a pilates teacher for nearly fifteen years. Her greatest passion and profound privilege is to witness the power of functional nutrition and movement in her client’s health.
Ashley has been a practicing Registered Dietitian Nutritionist (RDN) for over ten years and a pilates teacher for nearly fifteen years. Her greatest passion and profound privilege is to witness the power of functional nutrition and movement in her client’s health.
(919) 525-3799 View (919) 525-3799
Photo of Megan Byrd, Nutritionist/Dietitian, RDN, LDN
Megan Byrd
Nutritionist/Dietitian, RDN, LDN
1 Endorsed
Charlotte, NC 28211
She has experience in PCOS, infertility, prenatal/postpartum nutrition, anti-inflammatory diets, picky eating in children, blood pressure and cholesterol management, cardiovascular health, weight management, diabetes, food sensitivities, vegan/vegetarian diets, and overall wellness.
Megan provides personalized, evidence-based nutrition counseling for PCOS, infertility, prenatal/postpartum nutrition, anti-inflammatory diets, picky eating, blood pressure, cholesterol, cardiovascular health, weight management, diabetes, food sensitivities, vegan/vegetarian diets, and overall wellness.
She has experience in PCOS, infertility, prenatal/postpartum nutrition, anti-inflammatory diets, picky eating in children, blood pressure and cholesterol management, cardiovascular health, weight management, diabetes, food sensitivities, vegan/vegetarian diets, and overall wellness.
Megan provides personalized, evidence-based nutrition counseling for PCOS, infertility, prenatal/postpartum nutrition, anti-inflammatory diets, picky eating, blood pressure, cholesterol, cardiovascular health, weight management, diabetes, food sensitivities, vegan/vegetarian diets, and overall wellness.
(346) 572-9634 View (346) 572-9634
Photo of Barbara Lewin - Barbara Lewin, RDN, CSSD, LDN, Nutritionist/Dietitian, RDN, CSSD, LDN
Barbara Lewin, RDN, CSSD, LDN
Nutritionist/Dietitian, RDN, CSSD, LDN
Apex, NC 27502
Reverse Type 2 Diabetes-Lower your Cholesterol-Reduce Bodyfat-Fix Gut Issues. Less Reliance on Medications. I am a registered dietitian (RD), functional nutritionist and sports nutritionist. I will design a program that is realistic and fits your lifestyle. No pre-made or fad diets but a plan specifically designed for your best health and energy! Whether you want to improve your health and athletic performance or have specific health issues, I look at the root cause and not just managing the symptoms.
Reverse Type 2 Diabetes-Lower your Cholesterol-Reduce Bodyfat-Fix Gut Issues. Less Reliance on Medications. I am a registered dietitian (RD), functional nutritionist and sports nutritionist. I will design a program that is realistic and fits your lifestyle. No pre-made or fad diets but a plan specifically designed for your best health and energy! Whether you want to improve your health and athletic performance or have specific health issues, I look at the root cause and not just managing the symptoms.
(239) 319-4080 View (239) 319-4080
Photo of Sina Sagatchi, Nutritionist/Dietitian, MS, RD, LDN
Sina Sagatchi
Nutritionist/Dietitian, MS, RD, LDN
Charlotte, NC 28202
A passion for teaching and educating is deep-seated in how I approach helping people learn about nutrition and healthy eating habits, and its correlation to adapting it to their lifestyle to better their health.
A passion for teaching and educating is deep-seated in how I approach helping people learn about nutrition and healthy eating habits, and its correlation to adapting it to their lifestyle to better their health.
(980) 550-5592 View (980) 550-5592
Photo of Rachael A Richardson - Rachael Richardson, Nutritionist/Dietitian, RDN, LDN
Rachael Richardson
Nutritionist/Dietitian, RDN, LDN
1 Endorsed
Raleigh, NC 27609
I completed training in Functional Medicine in 2024, completed a 200-hour yoga certification including Ayurvedic training in 2016, and hold a certification in Adult Weight Management by the Commission in Dietetic Registration.
For 25 years, I’ve helped people with complex medical conditions finally understand the root cause of their condition. Through nutrition education, counseling, targeted supplements, advanced labs, and holistic lifestyle strategies, I help uncover the root causes behind your symptoms and create a plan that actually works. Your body can heal and rebalance—you have more power than you’ve been told, and I’m here to guide you the whole way through!
I completed training in Functional Medicine in 2024, completed a 200-hour yoga certification including Ayurvedic training in 2016, and hold a certification in Adult Weight Management by the Commission in Dietetic Registration.
For 25 years, I’ve helped people with complex medical conditions finally understand the root cause of their condition. Through nutrition education, counseling, targeted supplements, advanced labs, and holistic lifestyle strategies, I help uncover the root causes behind your symptoms and create a plan that actually works. Your body can heal and rebalance—you have more power than you’ve been told, and I’m here to guide you the whole way through!
(919) 420-3913 View (919) 420-3913
Photo of Cheryl Buckley, Nutritionist/Dietitian, RDN, CDN, MBA , LDN, MS
Cheryl Buckley
Nutritionist/Dietitian, RDN, CDN, MBA , LDN, MS
Charlotte, NC 28210
I help individuals overcome dysfunction in their bodies from a holistic approach. I specifically target gut health, look at your lifestyle, nutrition, symptoms, and imbalances in your body, and create a personalized nutrition plan to help improve your overall well-being. Please visit my website for more information. Https://www.cherylbuckley.com
I help individuals overcome dysfunction in their bodies from a holistic approach. I specifically target gut health, look at your lifestyle, nutrition, symptoms, and imbalances in your body, and create a personalized nutrition plan to help improve your overall well-being. Please visit my website for more information. Https://www.cherylbuckley.com
(704) 665-0042 View (704) 665-0042
Photo of Megan Watson, Nutritionist/Dietitian, MA, RD, LDN
Megan Watson
Nutritionist/Dietitian, MA, RD, LDN
Holly Springs, NC 27540
At Loop Nutrition, our motto is “Change your life without changing it”. What we mean by that is we take your long-term wellness goals and break them down into small, impactful steps to get you there. We avoid uprooting your existing lifestyle; instead, we seamlessly integrate sustainable changes that become a natural part of your daily routine. Our approach is about fostering a positive relationship with food and creating lasting habits that lead to sustainable results.
At Loop Nutrition, our motto is “Change your life without changing it”. What we mean by that is we take your long-term wellness goals and break them down into small, impactful steps to get you there. We avoid uprooting your existing lifestyle; instead, we seamlessly integrate sustainable changes that become a natural part of your daily routine. Our approach is about fostering a positive relationship with food and creating lasting habits that lead to sustainable results.
(984) 309-3826 View (984) 309-3826
Photo of Patrick Zeoli, Nutritionist/Dietitian, MPH, RD, LDN
Patrick Zeoli
Nutritionist/Dietitian, MPH, RD, LDN
Charlotte, NC 28277
From sports performance, weight management, diabetes and disease management and other client needs I have been trained in a variety of areas to understand and apply science and research to develop the plan of action to help.
I invite any interested person to speak with me about their nutrition goals and needs. I love helping people see how their nutrition goals can be achieved and how they can build the healthy lifestyle they are searching for.
From sports performance, weight management, diabetes and disease management and other client needs I have been trained in a variety of areas to understand and apply science and research to develop the plan of action to help.
I invite any interested person to speak with me about their nutrition goals and needs. I love helping people see how their nutrition goals can be achieved and how they can build the healthy lifestyle they are searching for.
(704) 686-8547 View (704) 686-8547
Weight Loss/Weight Management Nutritionists and Dietitians
Why is nutrition important for weight loss?
Dietitians often identify diet and exercise as the two key factors in achieving weight loss goals. To lose weight, individuals must consume fewer calories than they expend, making a supportive diet essential. Foods that are satiating, such as the healthy fats found in nuts or fish like salmon, can help keep individuals full longer and reduce overall intake. In contrast, foods high in sugar and refined carbohydrates are quickly burned by the body and can lead to excessive caloric intake. These examples highlight the importance of overall nutrition choices, beyond just calorie counting, in weight loss. Additionally, a well-balanced diet can help reduce symptoms of conditions associated with obesity or being overweight, such as high blood sugar and hypertension.

What diet is best for weight loss?
There is no single best diet for weight loss; instead, dietitians often advocate for adopting overall lifestyle changes that support sustainable weight loss rather than extreme, short-term diets. Generally, dietary changes that include more plant-based foods and those low in added sugars and saturated fats are recommended. One example of such a diet is the Mediterranean-style diet, which emphasizes whole grains, fruits, vegetables, nuts, and lean sources of animal protein. Specific dietary patterns may also be tailored to the client's underlying health conditions. For instance, individuals with hypertension or high cholesterol might benefit from the DASH diet (Dietary Approaches to Stop Hypertension), which focuses on heart-healthy foods.

What foods should I avoid for weight loss?
When aiming for weight loss, dietitians generally advise against consuming high-calorie and highly-processed foods, such as fried foods, fatty meats, sugar-rich desserts or baked goods, refined carbohydrates like white bread, and candy. Additionally, beverages such as sodas and high-calorie coffee drinks can negatively impact weight loss goals. Instead, nutrition professionals recommend incorporating foods that contribute to satiety and overall health, including fruits and vegetables, lean proteins, healthy fats, and whole grains. Focusing on adding these nutrient-dense foods, instead of taking away certain foods, can support a healthier lifestyle and help individuals both meet their nutritional needs while also achieving their weight loss goals.

How can a dietitian help with weight loss?
Dietitians assist with weight loss by helping clients develop and implement lifestyle changes, including dietary modifications and exercise routines, that support sustained weight management. They will work with clients to create personalized weight loss plans and hold them accountable for meeting their goals. Dietitians may also address the psychological aspects of weight loss, promoting positive self-esteem and self-worth. Many encourage clients to keep a food diary or journal to track their diet and provide ongoing guidance as the client makes the recommended lifestyle changes. Additionally, dietitians may coordinate with other healthcare professionals, such as medical doctors, to address any underlying health conditions, such as diabetes.