Intermittent Fasting Shows Similar Benefits to Traditional Diets for Weight Loss

Recent analyses indicate that intermittent fasting diets are as effective as conventional calorie-restricted diets for weight management. According to a comprehensive review published in The BMJ, combining data from 99 randomized clinical trials involving over 6,500 adults, intermittent fasting strategies such as alternate-day fasting, time-restricted eating, and whole-day fasting can lead to modest weight reductions comparable to those achieved through continuous calorie restriction.

The study suggests that alternate-day fasting may offer slightly greater benefits, with an average weight loss of about 1.29 kg compared to other fasting approaches. This method also demonstrated reductions in total and 'bad' cholesterol levels. However, it's important to note that none of the strategies consistently exceeded the threshold of a 2 kg weight loss considered clinically significant for individuals with obesity.

While evidence supports the efficacy of intermittent fasting in promoting weight loss and improving certain cardiometabolic risk factors, the long-term safety and benefits require further investigation. The studies reviewed varied in duration, quality, and participant health status, making definitive conclusions challenging.

Experts emphasize that any dietary approach should prioritize sustainability, with professional support, dietary quality, and personalized planning playing crucial roles. Intermittent fasting is viewed not as a replacement but as an addition to a balanced, patient-centered nutritional care model.

Overall, intermittent fasting remains a promising option for weight management and metabolic health, warranting further research to confirm its long-term benefits and optimal implementation strategies.

Source: https://medicalxpress.com/news/2025-06-intermittent-fasting-traditional-diets-weight.html