January 22, 2025
Pediatric Research Update: Food as Medicine for Obesity Treatment and Management
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Each month, the OMA Pediatric Committee reviews a pediatric-focused obesity research update to help keep you up to date about the latest findings. This month’s update explores how dietary interventions, guided by culinary medicine principles, can support sustainable weight management and improve overall health outcomes in pediatric and adolescent populations.
Article Summary
This article explores dietary interventions for obesity, emphasizing personalized nutrition plans, evidence-based culinary medicine, and sustainable diets like Mediterranean and DASH. It highlights calorie reduction, meal timing, and weight maintenance strategies.
Article Review
February is the month of love, and everyone plans to take the most important person in their lives on an unforgettable date. Have you ever wondered about going on a date with your physician. How nice would it be to spend a day grocery shopping, picking fresh produce from the kitchen garden and cooking together to treat each other to a healthy, sumptuous and pocket efficient meal?
Culinary medicine is an evidence-based approach to nutrition education, which blends the art of cooking with the science of medicine. The demonstrated benefits of teaching kitchen classes include food cost savings, increased nutrition and culinary knowledge, and improved confidence in the ability to regularly practice a healthier diet.
The task of overcoming obesity seems cumbersome and extremely difficult to achieve. It reminds us of the extreme passion, inspiration and scientific methods that went into stepping our first step on the moon. In the words of Neil Armstrong, ‘One small step for man, one giant leap for mankind.’ Similarly, in obesity medicine, a small step like dietary intervention can represent a giant leap towards successful weight management..
The article being discussed this month is a narrative review of articles from PubMed based on nutrition and treatment of obesity. In clinical practice, a patient’s nutrition plan must be individualized based on age, food preference, cultural preference, lifestyle, and concurrent medical diseases.
The goal of nutrition intervention is to reduce the total calorie intake. Altered macronutrient composition and the quality of dietary macronutrients often shift mediators of caloric intake and diet sustainability, such as satiety and fullness, with the goal to improve adherence to an energy-restricted diet.
Calorie consumption in women |
1500kcal/day |
Calorie consumption in men |
1500-1800kcal/day |
Normal diet |
45-65% carbohydrates 20-35% fats 10-15% protein |
High protein diet |
20-30% of energy intake is protein Better satiety and preserve lean body mass during weight loss. |
Lower glycemic index diet |
Recommended in chronic medical problems like type 2 diabetes and coronary artery diseases. Promotes satiety, minimizes postprandial insulin secretion and maintains insulin sensitivity. |
Dietary fiber |
Viscous fiber is important in appetite regulation, by increasing viscosity and decreasing energy density of food, delaying gastric emptying, blunting energy metabolism from absorbed macronutrients, and modulating appetite-suppressing hormones. |
Low carbohydrate diet |
< 20 to 45% of total energy intake from carbohydrates. Increased satiety and reduced hunger Causes adverse effects like constipation, headache, muscle cramps, and diarrhea. |
Low fat diet |
< 30% of total daily calories from fat It improves satiation while maintaining a total caloric deficit. |
Dietary patterns |
Mediterranean DASH |
Meal timing (inconclusive results) |
Alternate fasting 5:2 Intermittent fasting Daily time restricted feeding |
Diets to be avoided |
|
Added Sugars and Sugar sweetened beverages |
Reduced satiety due to lack of fiber and rapid gastric transit, high-energy density, higher palatability due to sweetness, and reduced perception of energy consumption. |
High carbohydrate diet |
Leads to greater weight gain, increases insulin secretion, favors adipose storage and decreases fat oxidation by metabolically active tissues. This leads to an adaptive decrease in metabolic rate, thereby leading to weight gain. |
High dietary fat |
It alters intestinal microbiota, decreases fatty acid oxidation, decreases gut hormone secretion of glucagon like peptide-1 and peptide YY, leading to low satiety and insulin resistance. |
Weight Maintenance
A low-calorie diet that incorporates fruit, vegetables, healthy fat, protein, and whole-grain carbohydrates is effective for weight maintenance. This principle can be achieved by consuming more home-cooked meals using unprocessed whole foods and/or eating smaller, more frequent meals and also eating breakfast regularly. Other behaviors important to weight maintenance are frequent monitoring of food intake, weighing oneself at least once a week, and engaging in a high level of physical activity.
Nutrition in pediatrics and adolescents
Excessive weight gain that occurs over childhood is generally due to an imbalance of calories-in vs calories-out. Dieting in children should also be handled with caution and overseen by a clinician as part of a supervised medical program given the association of fad diets and other restrictive food intake behaviors with significant risks, including disordered eating. In addition, many children with obesity benefit from slowed weight gain rather than frank weight loss during times of vertical growth and pubertal changes. Longitudinal data sets tracking food consumption and weight over time have shown that excess weight gain is associated with consumption of fat spreads (eg, butter and margarine), coated poultry and fish (ie, battered), potatoes prepared in oil (including French fries and potato chips), desserts, and sugar-sweetened beverages. School-based interventions have positively affected the quality of foods consumed.
Conclusion
Multiple studies illustrate that the best nutrition practice is one that is sustainable long term. Therefore, a shift to focus on diet quality with increased micronutrient density and consumption of less ultra-processed foods are key to achieving satiety, weight loss, and eventual weight maintenance.
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Fals, A. M., & Brennan, A. M. (2023). Teaching kitchens and culinary gardens as integral components of healthcare facilities providing whole person care: A commentary. Nutrients, 15(19), 4162. https://doi.org/10.3390/nu1519...
Johnson, V. R., Washington, T. B., Chhabria, S., Wang, E. H.-C., Czepiel, K., Campoverde Reyes, K. J., & Stanford, F. C. (2022). Food as medicine for obesity treatment and management. Clinical Therapeutics, 44(5), 671–681. https://doi.org/10.1016/j.clin...
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Johnson, V. R., Washington, T. B., Chhabria, S., Wang, E. H.-C., Czepiel, K., Campoverde Reyes, K. J., & Stanford, F. C. (2022). Food as medicine for obesity treatment and management. Clinical Therapeutics, 44(5), 671–681. https://doi.org/10.1016/j.clin...
Article reviewed by:
Sanniya Nanda, MD, FAAP, DABOM
Dr. Nanda is a Board Certified Pediatrician practicing in Rainbow Pediatrics, Fayetteville, NC. She obtained her Medical degree and Diploma in Child Health from Government Medical College, Jammu, India. She completed her Pediatric residency from Woodhull Medical Center, Brooklyn, NY and recently got certified in American Board of Obesity Medicine. She is also Culinary Medicine Specialist and is currently pursuing her MPH nutrition (online) with University of Massachusetts. It is her passion to provide better nutrition to children globally.