Study2021Open access

Time-restricted feeding improves blood glucose and insulin sensitivity in overweight patients with type 2 diabetes: a randomised controlled trial

Che T, Yan C, Tian D, Zhang X, Liu X, Wu Z

Nutrition & metabolism · 149 citations

How it was studied

Design
Randomized controlled trial (classified by our AI screen)
Studied in
People
Main outcome
Health markers and function

Who paid for it

Funding
Independent funding
Government
Innovative Research Group Project of the National Natural Science Foundation of China
Government
National Natural Science Foundation of China
Government
Natural Science Foundation of Tianjin City
Government
Natural Science Foundation of Tianjin Municipal Science and Technology Commission
Government
Natural Science Foundation of Tianjin-Science and Technology Correspondent Project
Grants
Natural Science Foundation of Tianjin City (19JCZDJC36900); Natural Science Foundation of Tianjin Municipal Science and Technology Commission (RC20165); National Natural Science Foundation of China (81671835); National Natural Science Foundation of China (ZC20143); Natural Science Foundation of Tianjin Municipal Science and Technology Commission (19JCZDJC36900); Innovative Research Group Project of the National Natural Science Foundation of China (81671835); Natural Science Foundation of Tianjin-Science and Technology Correspondent Project (ZC20143)

Based on 5 listed funder(s) and full-text disclosure statement.

Publication

Published
2021-10-07 · Nutr Metab (Lond) · vol. 18 · issue 1 · p. 88
Publisher
BioMed Central
Cited
211 citations · more than 99% of similar papers · 13.1× the field average
Impact
Top 10% most cited in its field
References
48 works
Access
Open access (journal) · CC-BY
Research areas
Dietary Effects on Health · Enhanced Recovery After Surgery · Genetics, Aging, and Longevity in Model Organisms
Keywords
Overweight, Medicine, Internal medicine, Type 2 diabetes, Clinical nutrition, Diabetes mellitus, Insulin resistance, Insulin, Endocrinology, Obesity, Randomized controlled trial, Gastroenterology

6 authors

From CN

  • Tingting CheTianjin Medical University
  • Yan ChengTianjin Medical University
  • Ding‐Yuan TianTianjin Medical University
  • Xin ZhangTianjin Medical University
  • Xuejun Liu · correspondingTianjin Medical University
  • Zhongming Wu · correspondingSecond Hospital of Tianjin Medical University; Tianjin Medical University

Abstract

Background

Time-restricted feeding is an emerging dietary intervention that is becoming increasingly popular. There are, however, no randomised clinical trials of time-restricted feeding in overweight patients with type 2 diabetes. Here, we explored the effects of time-restricted feeding on glycaemic regulation and weight changes in overweight patients with type 2 diabetes over 12 weeks.

Methods

Overweight adults with type 2 diabetes (n = 120) were randomised 1:1 to two diet groups: time-restricted feeding (n = 60) or control (n = 60). Sixty patients participated in a 10-h restricted feeding treatment program (ad libitum feeding from 8:00 to 18:00 h; fasting between 18:00 and 8:00 h) for 12 weeks.

Results

Haemoglobin A1c and body weight decreased in the time-restricted feeding group (- 1.54% ± 0.19 and - 2.98 ± 0.43 kg, respectively) relative to the control group over 12 weeks (p < 0.001). Homeostatic model assessment of β-cell function and insulin resistance changed in the time-restricted feeding group (0.73 ± 0.21, p = 0.005; - 0.51 ± 0.08, p = 0.02, respectively) compared with the control group. The medication effect score, SF-12 score, and the levels of triglycerides, total cholesterol and low-density lipoprotein cholesterol were improved in the time-restricted feeding group (- 0.66 ± 0.17, p = 0.006; 5.92 ± 1.38, p < 0.001; - 0.23 ± 0.08 mmol/L, p = 0.03; - 0.32 ± 0.07 mmol/L, p = 0.01; - 0.42 ± 0.13 mmol/L, p = 0.02, respectively) relative to the control group. High-density lipoprotein cholesterol was not significantly different between the two groups.

Conclusion

These results suggest that 10-h restricted feeding improves blood glucose and insulin sensitivity, results in weight loss, reduces the necessary dosage of hypoglycaemic drugs and enhances quality of life. It can also offer cardiovascular benefits by reducing atherosclerotic lipid levels.

Trial registration

This study was registered with the Chinese Clinical Trial Registry (ChiCTR-IPR-15006371).

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY).

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