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Obesity and Nutrigenetics Testing: New Insights
Mychelle Kytchia Rodrigues Nunes Duarte1, Lúcia Leite-Lais2, Lucymara Fassarella Agnez-Lima1,2
1Biochemistry and Molecular Biology Postgraduate Program, Biosciences Center, Federal University of Rio Grande do Norte, Natal 59078-970, RN, Brazil.
Nutrigenetic tests show some benefits for weight loss in obesity management, but lack robust scientific evidence and standardized regulations. Professional training and further research are crucial for their effective and ethical application in personalized nutrition.
Area of Science:
- Nutritional Genomics
- Obesity Research
- Personalized Nutrition
Background:
- Obesity arises from complex interactions of environmental, lifestyle, and genetic factors.
- Nutritional genomics and nutrigenetic tests offer potential strategies for obesity prevention and treatment.
- This review examines the efficacy of nutrigenetic tests in managing obesity.
Purpose of the Study:
- To investigate the role of nutrigenetic tests in preventing and treating obesity.
- To synthesize current scientific evidence on the application of nutrigenetic testing in obesity management.
- To discuss ethical considerations and regulatory gaps associated with nutrigenetic tests.
Main Methods:
- A narrative review of scientific studies was conducted.
- Literature search focused on nutrigenetic tests and obesity, utilizing databases like PubMed and Science Direct.
- Studies were analyzed for reported benefits, limitations, and ethical implications.
Main Results:
- Few studies specifically address nutrigenetic tools for obesity.
- Most reviewed studies indicated beneficial effects of nutrigenetic testing on weight loss.
- Significant ethical concerns exist due to a lack of international regulation and insufficient professional knowledge.
Conclusions:
- Nutrigenetic tests show promise for weight management but require more clinical validation.
- International societies do not recommend isolated use of nutrigenetic tests for obesity prevention/treatment.
- Advancement necessitates improved regulation, stronger scientific evidence, and enhanced professional training.
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