How does nutritional timing (e.g., time-restricted eating) influence health outcomes?

Introduction

Nutritional timing, particularly time-restricted eating (TRE), has garnered significant interest for its potential to improve various health outcomes. TRE involves limiting daily food intake to a specific time window, aligning eating patterns with circadian rhythms. This synthesis examines the effects of TRE on health outcomes based on recent research findings.

Key Insights

Weight Loss and Fat Mass Reduction
- TRE can lead to weight loss and fat mass reduction, even without intentional caloric restriction .
Metabolic Health Improvements
- TRE improves metabolic markers such as insulin sensitivity, glucose tolerance, and reduces oxidative stress and blood pressure .
Cardiovascular Health
- TRE is associated with reduced risk factors for cardiovascular diseases, including lower blood pressure and improved lipid profiles .
Impact of Eating Window Timing
- The timing of the eating window may influence health outcomes, with some studies suggesting that earlier eating windows may be more beneficial, although results are mixed .
Behavioral and Lifestyle Changes
- TRE can lead to changes in eating patterns, such as reduced late-night eating, which is associated with better metabolic health .
Adherence and Feasibility
- TRE is generally well-tolerated with high adherence rates, but more research is needed to understand its long-term feasibility and effects across diverse populations .

Conclusion

Time-restricted eating shows promise in improving weight management, metabolic health, and cardiovascular risk factors. While the timing of the eating window may play a role in the extent of these benefits, TRE is generally well-tolerated and can lead to positive behavioral changes. Further research is needed to confirm these effects and explore the mechanisms behind them.

How does nutritional timing (e.g., time-restricted eating) influence health outcomes?

Summary

Introduction

Key Insights

Conclusion

Sources and full results

Food Timing, Circadian Rhythm and Chrononutrition: A Systematic Review of Time-Restricted Eating's Effects on Human Health.

Time-restricted eating (TRE) is a well-tolerated diet that generates beneficial health effects based on chrononutrition principles, with potential for weight loss and fat loss without caloric restriction.

Time-restricted eating and circadian rhythms: the biological clock is ticking

Time-restricted eating (TRE) may promote weight loss, sleep improvement, and reduced blood pressure in overweight individuals, but its effects on cardiometabolic health and safety require further long-term studies.

Early or Delayed Onset of Food Intake in Time-Restricted Eating: Associations with Markers of Obesity in a Secondary Analysis of Two Pilot Studies

No significant differences in obesity-related outcomes were found between early, medium, and late onset of food intake in time-restricted eating.

Bibliometric and visual analysis of time-restricted eating

Time-restricted eating (TRE) shows promising effects on metabolic diseases and cardiovascular diseases associated with obesity, but more high-quality studies are needed to confirm its mechanism and efficacy.

The impact of a self-selected time restricted eating intervention on eating patterns, sleep, and late-night eating in individuals with obesity

A self-selected time restricted eating intervention significantly shifted meal timing, reduced late-night eating, and prolonged sleep duration in individuals with obesity.

Protocol for a single-centre, parallel-group, randomised, controlled, superiority trial on the effects of time-restricted eating on body weight, behaviour and metabolism in individuals at high risk of type 2 diabetes: the REStricted Eating Time (RESET) study

Time-restricted eating (TRE) may be effective and feasible in improving body weight, behavior, and metabolism in individuals at high risk of type 2 diabetes.

Effects of Time-Restricted Eating on Weight Loss and Other Metabolic Parameters in Women and Men With Overweight and Obesity: The TREAT Randomized Clinical Trial.

Time-restricted eating is not more effective in weight loss than eating throughout the day in overweight and obese individuals.

Eating Timing: Associations with Dietary Intake and Metabolic Health.

Eating timing significantly influences dietary intake and metabolic health in overweight and obese women, with each additional hour in daily eating interval associated with increased energy intake, glycemic load, and waist circumference.

Time-Restricted Feeding and Metabolic Outcomes in a Cohort of Italian Adults

Individuals with a restricted feeding time window were less likely to be overweight, obese, and hypertensive.

Time-Restricted Eating: Benefits, Mechanisms, and Challenges in Translation

Time-restricted eating (TRE) improves metabolic health, reduces body weight, and protects against chronic diseases, but faces challenges in implementing it in humans.

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