Health Journal Online

Tag: nutrition

  • Prehab nutrition and GI surgical outcomes

    Prehab nutrition and GI surgical outcomes


    How can dietitians help patients enter surgery stronger and recover faster? In this episode, Kristy-Lee Raso, Senior Colorectal Dietitian and research lead of the PREHAB-GI study, shares how prehab nutrition is transforming perioperative care. From nutrition optimisation to multidisciplinary teamwork, Kristy-Lee explores practical strategies and leadership opportunities for dietitians to drive better surgical outcomes for patients.

    Hosted by Bec Sparrowhawk

    Biography

    Kristy-Lee Raso is a dietitian working in colorectal in Sydney, with nearly a decade of clinical experience. She served as the program and research lead for the PREHAB-GI study, a multimodal prehabilitation program for patients undergoing gastrointestinal cancer surgery, which forms the basis of her PhD on the implementation of prehabilitation in gastrointestinal surgical oncology. Her work focuses on optimising nutritional care to improve recovery and outcomes. Kristy-Lee represents dietetics on the Sydney Health Partners Perioperative Care Clinical Academic Group and contributes to national initiatives, including the NSW ACI Prehabilitation Working Party and the AGITG Lower GI Working Group.

     

    In this episode, we discuss:

    • Key nutrition priorities to optimise surgical recovery​
    • Insights on weight management and GLP-1 medications​
    • The role of immunonutrition in patient preparation​
    • How to tailor timelines within busy surgical pathways​
    • Where dietitians can lead and make the biggest impact

    Additional resources

    Connect with Kristy-Lee via LinkedIn or on email at [email protected]

    For further reading see below citations and references​

    • Raso K.L., David M., Melton A., Tan S.Y.(C), & Vardy J.L. Bridging the Gap Between Prescription and Participation: A Systematic Review and Meta-Analysis of Factors Influencing Adherence to Prehabilitation in Gastrointestinal Cancer Surgery. Supportive Care in Cancer. (In press, 2025).​
    • PREHAB GI Study​
    • Preoperative weight loss interventions​
    •  

    The content, products and/or services referred to in this podcast are intended for Health Care Professionals only and are not, and are not intended to be, medical advice, which should be tailored to your individual circumstances. The content is for your information only, and we advise that you exercise your own judgement before deciding to use the information provided. Professional medical advice should be obtained before taking action. The reference to particular products and/or services in this episode does not constitute any form of endorsement. Please see  here  for terms and conditions.


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  • Myth-busting in enteral nutrition | Dietitian Connection

    Myth-busting in enteral nutrition | Dietitian Connection

    In this episode, we’re joined by registered dietitian and Certified Nutrition Support Clinician, Leslie Murray, to clear up some of the biggest misconceptions around tube feeding. Leslie shares evidence-based insights on early enteral nutrition, gastric residuals, and gastrointestinal (GI) intolerance in the tube-fed patient. We also dive into the role of peptide-based formulas and why improved tolerance means patients can benefit from staying on them long term.

    Hosted by Kristin Houts

    Biography

    Leslie Murray, RD, CNSC has 25 years of experience in acute and critical care nutrition. She currently practices in the Surgical Trauma ICU and serves on the Nutrition Support Team at Duke University Hospital in Durham, NC. Throughout her career at Duke, Leslie has been instrumental in advancing nutrition care practices, including the development of perioperative TPN protocols and, more recently, perioperative and periprocedure enteral nutrition protocols. She is passionate about improving medical nutrition therapy across the continuum of care. Leslie is also an experienced speaker, having presented on the topic of Critical Care Nutrition Support at both national and local conferences. She is dedicated to advancing the field by sharing evidence-based strategies and innovations with other clinicians and healthcare leaders.

     

    In this episode, we discuss:

    • The benefits of early enteral nutrition

    • Non-formula factors that may contribute to GI intolerance

    • When to consider a formula switch for your patient

    • What peptide-based formulas are and when to use them

    • Misconceptions around the costs and insurance coverage for specialized formulas

    Supported by 

    The content, products and/or services referred to in this podcast are intended for Health Care Professionals only and are not, and are not intended to be, medical advice, which should be tailored to your individual circumstances. The content is for your information only, and we advise that you exercise your own judgement before deciding to use the information provided. Professional medical advice should be obtained before taking action. The reference to particular products and/or services in this episode does not constitute any form of endorsement. Please see  here  for terms and conditions.

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  • Are Doctors Knowledgeable About Nutrition? 

    Are Doctors Knowledgeable About Nutrition? 

    Do you know more about basic nutrition than most doctors?

    “A poor diet now outranks smoking as the leading cause of death globally and in the United States, according to the latest data.” The top killer of Americans is the American diet, as you can see below and at 0:23 in my video How Much Do Doctors Actually Know About Nutrition?.

    If diet is humanity’s number one killer, then, obviously, nutrition is the number one subject taught in medical school, right? Sadly, “medical students around the world [are] poorly trained in nutrition.” It isn’t that medical students aren’t interested in learning about it. In fact, “interest in nutrition was ‘uniformly high’ among medical students,” but medical schools just aren’t teaching it. “Without a solid foundation of clinical nutrition knowledge and skills, physicians worldwide are generally not equipped to even begin to have an informed nutrition conversation with their patients….”

    How bad is it? One study, “Assessing the clinical nutrition knowledge of medical doctors,” found the majority of participants got 70 percent of the questions wrong—and they were multiple choice questions, so they should have gotten about a fifth of them right just by chance. “Wrong answers in the…knowledge test were not limited to difficult or demanding questions” either. For example, less than half of the doctors were able to guess how many calories are in fat, carbohydrates, and protein; only one in ten knew the recommended protein intake; and only about one in three knew what a healthy body mass index (BMI) was. We’re talking about really basic nutrition knowledge.

    Even worse, not only did the majority of medical doctors get a failing grade, but 30 percent of those who failed had “a high self-perception of their CN [clinical nutrition] expertise.” They weren’t only clueless about nutrition; they were clueless that they were clueless about nutrition, a particularly bad combination given that doctors are “trusted and influential sources” of healthy eating advice. “For those consumers who get information from their personal healthcare professional, 78% indicate making a change in their eating habits as a result of those conversations.” So, if the doctor got everything they know from some article in a magazine while waiting in the grocery store checkout aisle, that’s what the patients will be following.

    Of doctors surveyed, “only 25% correctly identified the American Heart Association recommended number of fruit and vegetable servings per day, and fewer still (20%) were aware of the recommended daily added sugar limit for adults.” So how are they going to counsel their patients? And get ready for this: Of the doctors who perceived themselves as having high nutrition knowledge, 93 percent couldn’t answer those two basic multiple-choice questions, as seen here and at 2:39 in my video.

    “Physicians with no genuine expertise in, say, neurosurgery [brain surgery] are neither likely to broadcast detailed opinions on that topic nor to have their ‘expert’ opinions solicited by the media. Most topical domains in medicine enjoy such respect: we defer expert opinion and commentary to actual experts. Not so nutrition, where the common knowledge that physicians are generally ill-trained in this area is conjoined to routine invitations to physicians for their expert opinions on the matter. All too many are willing to provide theirs, absent any basis for actual expertise…” Or worse, they’re “often made on the basis of native bias and personal preference, at times directly tethered to personal gain—such as diet book sales—and so arises yet another ethical challenge.” That’s one of the reasons all the proceeds I receive from my books are donated directly to charity. I don’t want even the appearance of any conflicts of interest.

    “In a culture that routinely fails to distinguish expertise from mere opinion or personal anecdote, we physicians should be doing all we can to establish relevant barriers to entry for expert opinion in this [diet and nutrition], as in all other matters of genuine medical significance.” I mean, we aren’t talking celebrity gossip. Lives are at stake. “Entire industries are devoted to marketing messages that may conspire directly against well-informed medical advice in this area.”

    “Medical education must be brought up to date. For physicians to be ill-trained in the very area most impactful on the rate of premature death at the population level is an absurd anachronism….The mission of medicine is to protect, defend, and advance the human condition. That mission cannot be fulfilled if the diet is neglected.”

    A possible starting place? “Physicians and health care organizations can collectively begin to emphasize their seriousness about nutrition in health care by practicing what they (theoretically) preach. Is it appropriate to serve pizza and soft drinks at a resident conference while bemoaning the high prevalence of obesity and encouraging patients to eat healthier? A similarly poor example exists in medical conferences, including national meetings, where some morning sessions are accompanied by foods such as donuts and sausage.”



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  • From family meals to nutrition careers

    From family meals to nutrition careers

    David Grotto, MS, RDN, LDN, FAND entered the world of food and nutrition when he was 14 years old working in the natural foods business and eventually owning and operating his own business. After experiencing a life lesson in the dangers of sharing nutrition misinformation, he attended the University of Illinois at Chicago, earning a degree in medical dietetics and nutrition. As an entrepreneur, Dave desired to share the importance of business acumen with other aspiring dietitians which led him to pursuing a master’s degree in nutrition and wellness entrepreneurship and a teaching position at Benedictine University. Early on, Dave discovered he had a knack for storytelling and hosted the radio show, Let’s Talk Health, Chicago, and television show, Health & Lifestyles, Weekly. He used his communication abilities to serve his profession and the public by becoming a national media spokesperson for the Academy of Nutrition and Dietetics and generated millions of media impressions.  As an acclaimed author, Dave wrote, 101 Foods That Could Save Your Life, which has been published in nineteen languages; 101 Optimal Life Foods; and The Best Things You Can Eat, a compendium of top foods for everything from Aches to Zzzzz. Having worked in the K-12 nutrition space for more than 10 years as a Sr. Manager of Wellbeing and Regulatory at Kellanova, Dave’s passion for inspiring children to be brave and adventurous eaters has led him to writing his first children’s book and Amazon “Hot New Release”, The Girls Who Lived in the Refrigerator!

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  • Revolution in Nutrition or Just Another Marketing Buzz?

    Revolution in Nutrition or Just Another Marketing Buzz?

    Introduction: Why Traditional Food Is No Longer Enough

    Today, food is no longer just about calories. For many, it has become a tool for supporting health, providing energy, and preventing chronic diseases. The world is rapidly moving away from the old model of eating simply to satiate hunger, toward functional foods that promise to activate the body on a deep cellular level.

    But what exactly does “biologically active functional food” mean? Do products marketed under this label truly deliver? And why is Greespi being recognized as a prime example of this new category?

    Molecular Integrity — The New Frontier in Nutrition

    Food molecules aren’t just chemical formulas; they exist as complex, three-dimensional structures where every atom and bond matters. Modern biochemistry has clearly shown that how molecules are structured in food affects their bioavailability, bioactivity, and how effectively they influence our bodies.

    When these structures break down—through heat or chemical processing—it’s not just nutrient loss. The natural interactions between nutrients are disrupted, reducing their ability to interact with cellular receptors and trigger vital biochemical reactions.

    Cooking — A Necessary Trade-Off

    We can’t ignore the importance of cooking. Heat kills pathogens, improves taste, and extends shelf life. Yet this comes at a cost: the destruction of delicate molecular structures, denaturation of proteins, loss of antioxidant potential, and depletion of natural nutrient complexes.

    We live in a constant balancing act between safety and preserving natural activity. Advanced technologies now help us restore some of this balance by maintaining molecular integrity without compromising hygiene. Greespi uses cryostabilization to preserve as many bioactive components as possible.

    Greespi as a Model of Biologically Active Functional Food

    What makes a product biologically active? It’s not just the amount of vitamins or minerals but how they are combined, their form, and whether they remain effective after digestion.
    Greespi maintains proteins, antioxidants, and micronutrients in a form as close to their natural state as possible. This ensures:

    • High bioavailability — nutrients arrive ready for efficient cellular uptake
    • Strong antioxidant capacity — protecting cells from oxidative stress intensified by modern life
    • Support for metabolic and immune processes — balanced regulation without overstimulation

    Why It Matters Now

    Life in urban environments means chronic stress, poor sleep, and exposure to environmental and dietary toxins—all of which strain our cellular resources. Traditional diets often fail to meet these increased demands.

    The demand is growing for foods that don’t just nourish but help the body adapt and recover. Biologically active functional foods offer a practical solution to supporting health amid today’s challenges.

    The Science Behind Greespi — What Research Shows

    Multiple studies highlight Greespi’s active components:

    • Enhanced mitochondrial function—the “powerhouses” of cells
    • Reduced oxidative stress through a rich antioxidant profile (phycocyanin, chlorophyll, carotenoids)
    • Stabilized immune response by modulating cellular receptors
    • Support for metabolism and energy balance thanks to complete proteins and micronutrients

    Can biologically active functional food be considered the next step in nutrition evolution? Without a doubt, Greespi stands as a leader in this emerging field—combining science, technology, and natural efficacy to set new standards.

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  • Maximize Muscle Growth: The Ultimate Guide to Protein Intake and Nutrition (Target keywords: protein intake, muscle growth, nutrition)

    Maximize Muscle Growth: The Ultimate Guide to Protein Intake and Nutrition (Target keywords: protein intake, muscle growth, nutrition)

    She’s always been fascinated by the world of fitness and muscle growth, and one thing she’s learned is that protein intake is crucial for achieving those gains. When it comes to maximizing muscle growth, having a solid understanding of nutrition is essential. It’s not just about consuming enough protein, but also about ensuring that overall nutrition is on point. In this article, we’ll delve into the world of protein intake and nutrition, providing readers with a comprehensive guide on how to fuel their bodies for optimal muscle growth.

    Understanding the Importance of Protein Intake

    He knows that protein is often referred to as the building block of muscle tissue, and for good reason. Protein provides the necessary amino acids that muscles need to grow and repair themselves. When it comes to muscle growth, protein intake is critical. Without sufficient protein, muscles won’t have the necessary tools to rebuild and grow, making it challenging to achieve those gains. Generally, it’s recommended that individuals seeking to maximize muscle growth consume between 1.2 and 1.6 grams of protein per kilogram of body weight daily.

    The Role of Nutrition in Muscle Growth

    She’s aware that nutrition plays a vital role in muscle growth, and it’s not just about protein intake. A well-balanced diet that includes a mix of carbohydrates, healthy fats, and protein is essential for providing the body with the necessary energy and nutrients to support muscle growth. Carbohydrates, for example, provide the energy needed for intense workouts, while healthy fats support hormone production and overall health. Aiming to consume a balanced diet that includes a mix of whole foods, such as lean meats, fish, eggs, dairy, whole grains, and plenty of fruits and vegetables, is vital for supporting muscle growth.

    Macronutrient Breakdown for Optimal Muscle Growth

    He recommends that to maximize muscle growth, it’s essential to have a solid understanding of macronutrient breakdown. Generally, a diet that consists of 25-30% protein, 40-50% carbohydrates, and 25-30% healthy fats is recommended. Of course, this can vary depending on individual needs and goals, but as a general guideline, it provides a solid foundation for supporting muscle growth. Additionally, ensuring that overall calorie intake is sufficient to support muscle growth is crucial. A calorie surplus, which means consuming more calories than the body burns, is necessary for providing the energy needed to build new muscle tissue.

    The Benefits of Meal Frequency and Timing

    She knows that meal frequency and timing can also play a role in supporting muscle growth. Eating smaller, more frequent meals throughout the day can help keep the body in a positive nitrogen balance, which is essential for muscle growth. Additionally, consuming a meal or snack that includes protein and carbohydrates within 30-60 minutes after a workout can help promote muscle recovery and growth. This is often referred to as the "anabolic window," and it’s a critical period for providing the body with the necessary nutrients to support muscle growth.

    Supplementation and Protein Intake

    He’s aware that supplementation can also play a role in supporting muscle growth. Protein supplements, such as whey protein or casein protein, can be a convenient way to increase protein intake, especially for those who struggle to consume enough protein through whole foods. Additionally, other supplements like creatine and HMB can help support muscle growth by providing additional energy and reducing muscle damage. However, it’s essential to note that supplements should not replace a healthy diet, but rather complement it.

    Common Mistakes to Avoid in Protein Intake and Nutrition

    She’s seen that one of the most common mistakes individuals make when it comes to protein intake and nutrition is not consuming enough protein. This can lead to muscle loss and a lack of progress in muscle growth. Another common mistake is not eating enough overall calories, which can lead to a lack of energy and a decrease in muscle mass. Additionally, not consuming enough healthy fats can lead to hormone imbalances and a lack of overall health. By avoiding these common mistakes, individuals can ensure they’re providing their bodies with the necessary tools to support muscle growth.

    Creating a Personalized Nutrition Plan

    He recommends that to maximize muscle growth, it’s essential to create a personalized nutrition plan. This involves taking into account individual needs and goals, such as daily protein intake, calorie needs, and macronutrient breakdown. Working with a registered dietitian or nutritionist can be helpful in creating a personalized plan that takes into account individual needs and goals. Additionally, using online resources or nutrition planning tools can also be helpful in creating a personalized plan.

    Conclusion

    In conclusion, maximizing muscle growth requires a solid understanding of protein intake and nutrition. By consuming enough protein, overall calories, and a balanced mix of macronutrients, individuals can provide their bodies with the necessary tools to support muscle growth. Additionally, meal frequency and timing, supplementation, and avoiding common mistakes can also play a role in supporting muscle growth. By following the guidelines outlined in this article, individuals can create a personalized nutrition plan that supports their muscle growth goals.

    Frequently Asked Questions

    Q: How much protein do I need to consume daily to support muscle growth?
    A: Generally, it’s recommended to consume between 1.2 and 1.6 grams of protein per kilogram of body weight daily.

    Q: What’s the best source of protein for muscle growth?
    A: The best source of protein for muscle growth includes lean meats, fish, eggs, dairy, and plant-based options like legumes and tofu.

    Q: Do I need to consume supplements to support muscle growth?
    A: While supplements can be helpful, they should not replace a healthy diet. Consuming enough protein and overall calories through whole foods is essential for supporting muscle growth.

    Q: How often should I eat to support muscle growth?
    A: Eating smaller, more frequent meals throughout the day can help keep the body in a positive nitrogen balance, which is essential for muscle growth.

    Q: What’s the importance of meal timing after a workout?
    A: Consuming a meal or snack that includes protein and carbohydrates within 30-60 minutes after a workout can help promote muscle recovery and growth.

    maximize-muscle-growth-the-ultimate-guide-to-protein-intake-and-nutrition-target-keywords-protein-intake-muscle-growth-nutrition

  • New Alpha Nutrition

    New Alpha Nutrition

    Product Name: New Alpha Nutrition

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  • Nutrition for endometriosis & fertility

    Nutrition for endometriosis & fertility


    March is Endometriosis Awareness Month, and we’re joined by one of Australia’s most trusted fertility dietitians, Stefanie Valakas. Stef brings both professional expertise and personal experience to this conversation, sharing evidence-based nutrition strategies for managing inflammation, gut health and fertility in clients with endometriosis.

    Hosted by Brooke Delfino 

    Biography

    Stefanie Valakas is an Accredited Practising Dietitian and Nutritionist and Founder of The Dietologist – Australia’s trusted authority in fertility nutrition. She’s also the co-founder of reproductive health supplement brand, arxi. At The Dietologist, Stefanie and her team believe that everyone deserves the right to own their fertility story and are committed to offering inclusive, comprehensive care to help couples and individuals optimise their reproductive health and fertility through nutrition.

     

     

    In this episode, we discuss:

    • Why endometriosis diagnosis takes over six years and what needs to change
    • The role of inflammation and how diet can help
    • The gut-endometriosis connection and practical nutrition strategies
    • Endometriosis and fertility – key considerations for conception
    • The latest on supplements and lifestyle interventions

    Additional resources

     

    Click here for more information about endometriosis and ways you can support Endometrosis Awareness Month

    Click here to learn more about the reproductive health supplement, arxi

    Connect with Stefanie Valakas at thedietologist.com or on Instagram @the_dietologist

    Click here for Dietitians Unite 2025 tickets in Melbourne on 30 May

     

    The content, products and/or services referred to in this podcast are intended for Health Care Professionals only and are not, and are not intended to be, medical advice, which should be tailored to your individual circumstances. The content is for your information only, and we advise that you exercise your own judgement before deciding to use the information provided. Professional medical advice should be obtained before taking action. The reference to particular products and/or services in this episode does not constitute any form of endorsement. Please see  here  for terms and conditions.


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  • Page Not Found – Precision Nutrition

    Page Not Found – Precision Nutrition

    It seems the page you’re looking for has disappeared. But we do have some other cool stuff to share.
    Just scroll down to check out our products and services, free starter kits,
    and free nutrition and fitness articles. You can also search for what you need below.

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  • Page Not Found – Precision Nutrition

    Page Not Found – Precision Nutrition

    It seems the page you’re looking for has disappeared. But we do have some other cool stuff to share.
    Just scroll down to check out our products and services, free starter kits,
    and free nutrition and fitness articles. You can also search for what you need below.

    Source link