A 2025 study¹ published in the British Medical Journal examined health outcomes from the United Kingdom population with limited sugar intake due to the UK’s World War II 14-year food rationing program (which included sugar rationing), and compared them to health outcomes of the generation that was born after sugar rationing ended in 1953. During the food rationing years average sugar consumption was in line with current dietary guidelines, but doubled in less than a year after the program ended. 

The study specifically investigated the impact of sugar consumption during the first 1,000 days of life (conception to two years of age) on long-term effects on cardiovascular health. The researchers were able to utilize data from the UK Biobank that included extensive health, demographic, and socioeconomic information on more than 63,000 participants born during 1951-1956, the years immediately before and after sugar rationing. Primary outcomes were cardiovascular disease, myocardial infarction (heart attack), heart failure, atrial fibrillation, stroke, and cardiovascular disease mortality. 

After analyzing the data, the researchers found that early life exposure to sugar rationing was associated with lower risks of multiple cardiovascular outcomes, with benefits increasing the longer they were exposed to sugar rationing. When compared to people who were never exposed to sugar rationing, those with limited sugar intake had a 20% reduced risk of cardiovascular disease, 25% reduced risk of myocardial infarction, 26% reduced risk of heart failure, 24% reduced risk of atrial fibrillation, 31% reduced risk of stroke, and 27% reduced risk of cardiovascular disease mortality. While this study did not look at specific biological mechanisms, sugar consumption at early life has been shown to contribute to hyperglycemia, oxidative stress, and inflammation—key factors in the development of cardiovascular disease.

Grape Seed Extract Supports Healthy Weight Management

When it comes to maintaining a healthy weight, a balanced diet and lifestyle changes are key, but complementary strategies like targeted supplements can provide extra support. A recent study published in Phytotherapy Research highlights grape seed extract as a promising option.²

The study enrolled 40 overweight or obese adults who followed a diet providing 250 calories less than their daily energy requirements for 12 weeks. Along with the caloric restriction, half the participants were randomly assigned to take 300 mg/day of grape seed extract, while the other half received a placebo. Researchers assessed various physical measurements at baseline, six weeks, and 12 weeks, including weight, body mass index (BMI), and waist and hip circumference. Blood samples were also collected at the beginning and end of the study to measure inflammatory markers, including high-sensitivity C-reactive protein (hs-CRP), tumor necrosis factor alpha (TNF-α), and neuropeptide Y (NPY).

Despite both groups following the same calorie-deficit diet, the participants taking grape seed extract lost significantly more weight (8.7 vs. 4.1 lbs) after 12 weeks, with a notable reduction in body fat mass, while preserving lean body mass. They also had greater decreases in BMI, waist circumference, and hip circumference. Additionally, compared to placebo, inflammatory markers hs‑CRP, TNF‑α, and NPY showed significantly greater reductions in the grape seed group, decreasing by approximately 33%, 23%, and 15%, respectively.

Research has established a strong link between obesity and chronic, low-grade inflammation, with ongoing inflammation promoting metabolic dysfunction and fat accumulation.³ Thanks to its rich phytonutrient profile, grape seed extract exhibits powerful anti-inflammatory effects, making it a valuable addition to support weight management efforts.

References

1. Zheng, J., Zhou, Z., Huang, J., Tu, Q., Wu, H., Yang, Q., Qiu, P., Huang, W., Shen, J., Yang, C., & Lip, G. Y. H. (2025). Exposure to sugar rationing in first 1000 days after conception and long term cardiovascular outcomes: natural experiment study. BMJ, 391, e083890–e083890. https://doi.org/10.1136/bmj-2024-083890
2. Parandoosh, M., Yousefi, R., et al. (2020). The effects of grape seed extract (Vitis vinifera) supplement on inflammatory markers, neuropeptide Y, anthropometric measures, and appetite in obese or overweight individuals: A randomized clinical trial. Phyto Res. DOI: 10.1002/ptr.65
3. Gkrinia, E., Belancic, A. (2025). The Mechanisms of Chronic Inflammation in Obesity and Potential Therapeutic Strategies: A Narrative Review. Curr Issues Mol Biol, 47(5):357. doi: 10.3390/cimb47050357