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Effect of anthocyanin supplementation on islet function and insulin sensitivity in subjects with isolated impaired glucose tolerance: a double-blind, randomized, placebo-controlled trial

Effect of anthocyanin supplementation on islet function and insulin sensitivity in subjects with isolated impaired glucose tolerance: a double-blind, randomized, placebo-controlled trial

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400079566
Enrollment
Unknown
Registered
2024-01-05
Start date
2024-04-27
Completion date
Unknown
Last updated
2024-07-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Isolated impaired glucose tolerance

Interventions

Sponsors

School of public health, WuHan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Male or female aged 30 to 60 years; 2. After fasting blood glucose =7.8mmol/L and <11.1mmol/L; 3. The weight change in the past 3 months is less than 2kg; 4. BMI <= 32 kg/m^2; 5. Ability and willingness to participate in trials.

Exclusion criteria

Exclusion criteria: 1. Suffering from one of the following diseases: cardiovascular disease; diabetes; gastrointestinal disease (except mild chronic superficial gastritis); cancer; thyroid disease; liver disease (except mild fatty liver); other serious acute and chronic diseases ; 2. Impaired liver function (defined as glutamate aminotransferase (ALT) 3 times the upper reference limit of normal); 3. Impaired renal function (defined as serum creatinine > 110 umol/L); 4. Pregnant or breastfeeding women; 5. Women planning to become pregnant or not taking adequate contraceptive measures; 6. Taking hypoglycemic drugs or hormone drugs in the past 6 months; 7. Taking dietary supplements in the past 2 months; 8. More than 2 hours of moderate-intensity exercise or more than 1 hour of high-intensity exercise per week; 9. The daily intake of alcohol exceeds 25g for men or 15g for women.

Design outcomes

Primary

MeasureTime frame
Disposition index;

Secondary

MeasureTime frame
IGI(30);IGI(60);AUC of plasma glucose;AUC of plasma insulin;AUC of plasma C-peptide;Matsuda index;first phase stumvoll;second phase stumvoll;HOMA-ß;stumvoll insulin sensitivity index;Gutt ISI;HOMA-IR;retinol binding protein 4;TG;TC;LDL-C;HDL-C;hs-CRP;GLP-1;GIP;Adiponectin;

Countries

China

Contacts

Public ContactZhao Lina

School of public health, WuHan University

zhaoln@whu.edu.cn+86 133 2642 2823

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026