Study on Polyphenols and Inflammation After High-Fat Meals

Understanding Inflammation

Inflammation plays a crucial role in the body’s immune response, helping to defend against infections and repair damaged tissues. However, chronic inflammation can lead to various health issues, including diabetes and cardiovascular diseases. Research indicates that consuming high-calorie meals may trigger post-meal inflammation, which can be detrimental over time.

Role of Polyphenols

Polyphenols, including resveratrol and curcumin, are micronutrients found in many foods such as tea, blueberries, wine, chocolate, spinach, and beans. The concentration of polyphenols in these foods can differ based on factors like cultivation methods, ripeness, and preparation techniques. Evidence increasingly suggests that polyphenols possess antioxidant and anti-inflammatory properties.

Recent Research Findings

A recent study published in The Journal of Nutrition examined the effects of resveratrol and curcumin on post-meal inflammation. Conducted by researchers in Quebec, the study included 22 participants, all of whom were clinically obese with an average age of 62 years and a body mass index (BMI) of 29 kg/m². Participants received supplements containing either 200 mg of resveratrol, 100 mg of curcumin, or a cellulose pill as a control. Blood samples were collected 30 minutes before and at one, two, and three hours after consuming a high-fat shake (75 g of fat).

Study Outcomes

The study concluded that neither resveratrol nor curcumin supplementation significantly affected the post-meal inflammation response in older adults with abdominal obesity. The researchers noted that the limited sample size and short duration of the study might have influenced the results, indicating a need for further research.

References

(1) Vors, C., Couillard, C., Paradis, M. E., Gigleux, I., Marin, J., Vohl, M. C., … & Lamarche, B. (2018). Supplementation with Resveratrol and Curcumin Does Not Affect the Inflammatory Response to a High-Fat Meal in Older Adults with Abdominal Obesity: A Randomized, Placebo-Controlled Crossover Trial. The Journal of Nutrition, 148(3), 379-388. doi: https://doi.org/10.1093/jn/nxx072
(2) Canadian Institute for Health Research. Inflammation in Chronic Disease. http://www.cihr-irsc.gc.ca/e/43625.html Retrieved March 25, 2018