scholarly journals Decreased Consumption of Added Fructose Reduces Waist Circumference and Blood Glucose Concentration in Patients with Overweight and Obesity. The DISFRUTE Study: A Randomised Trial in Primary Care

Nutrients ◽  
2020 ◽  
Vol 12 (4) ◽  
pp. 1149
Author(s):  
Santiago Domínguez-Coello ◽  
Lourdes Carrillo-Fernández ◽  
Jesús Gobierno-Hernández ◽  
Manuel Méndez-Abad ◽  
Carlos Borges-Álamo ◽  
...  

The relationship between fructose intake and insulin resistance remains controversial. Our purpose was to determine whether a reduction in dietary fructose is effective in decreasing insulin resistance (HOMA2-IR). This field trial was conducted on 438 adults with overweight and obese status, without diabetes. A total of 121 patients in a low fructose diet (LFD) group and 118 in a standard diet (SD) group completed the 24-week study. Both diets were prescribed with 30–40% of energy intake restriction. There were no between-group differences in HOMA2-IR. However, larger decreases were seen in the LFD group in waist circumference (−7.0 vs. −4.8 = −2.2 cms, 95% CI: −3.7, −0.7) and fasting blood glucose −0.25 vs. −0.11 = −0.14 mmol/L, 95% CI: −0.028, −0.02). The percentage of reduction in calorie intake was similar. Only were differences observed in the % energy intake for some nutrients: total fructose (−2 vs. −0.6 = −1.4, 95% CI: −2.6, −0.3), MUFA (−1.7 vs. −0.4 = −1.3, 95% CI: −2.4, −0.2), protein (5.1 vs. 3.6 = 1.4, 95% CI: 0.1, 2.7). The decrease in fructose consumption originated mainly from the reduction in added fructose (−2.8 vs. −1.9 = −0.9, 95% CI: −1.6, −0.03). These results were corroborated after multivariate adjustments. The low fructose diet did not reduce insulin resistance. However, it reduced waist circumference and fasting blood glucose concentration, which suggests a decrease in hepatic insulin resistance.

2021 ◽  
Vol 4 (1) ◽  
pp. 64-71
Author(s):  
Shasya Aniza Santoso ◽  
◽  
Tita Husnitawati Madjid ◽  
Anita Rachmawati

Objective: This study was aimed to determine the correlation between vitamin D and insulin resistance in women with PCOS. Method: This study was correlational analytic with cross-sectional approach to 34 women diagnosed with PCOS based on ultrasonography. Waist circumference and fasting blood glucose (FBG) represented insulin resistance. Women with hormonal therapy and vitamin D supplementation were not included to this study. This study used consecutive sampling method. Result: The average of age was 25.6±6.1 years old. Waist circumference and fasting blood glucose (FBG) represented insulin resistance. The average of waist circumference and FBG were 87.6±12.4 cm and 86.2±27.9 mg/dl, respectively. The mean of vitamin D levels was 11,5±3,6 ng/ml. According to Spearman’s correlation, vitamin D levels were weak negative correlated with waist circumference (r=-0.2; p>0.05) and FBG (r= -0,1; p>0,05), it statistically was not significant. Conclusion: There is weak negative correlation between vitamin D and metabolic syndrome in PCOS patients.


2014 ◽  
Vol 1004-1005 ◽  
pp. 857-863 ◽  
Author(s):  
Yong Qiang Zhou ◽  
Tao Yan Mao

Diabetic nephropathy (DN) is a common complication of diabetes and it is related to irreversible kidney damages and chronic renal failure. Impaired glucose tolerance (IGT) is an early stage in the development of diabetes and DN. Early detection of IGT and treatment of its associated early kidney damage can effectively prevent the development of DN. In this paper, the influence of dihydromyricetin (DHM) on lowering blood glucose concentration and reducing early kidney damage in IGT rats was studied. Animal model of IGT rats was built by two week intragastric injection of D-galactose and treated with eight weeks of intragastric injection of DHM at two dose levels. The concentrations of fasting blood glucose (FBG), two-hour postprandial blood glucose (2hBG), insulin levels, contents of microalbuminuia (mAlb) and blood urea nitrogen (BUN), and activities of lactate dehydrogenase (LDH) in kidney were analysed and compared with those in control groups. Experimental results indicated that DHM treatment can significantly lower the levels of two-hour postprandial blood glucose and insulin, decrease the content of mAlb and the activities of LDH in kidney, but does not influence the level of BUN. The study suggested that DHM can effectively improve the states of IGT rats and provide a protective effect against early kidney damage.


1969 ◽  
Vol 3 (1) ◽  
pp. 252-257
Author(s):  
MOHAMMAD SHAFIQUE ◽  
HABIBULLAH QURESHI ◽  
FAIZA SAJID

Objective: Excess body weight is the sixth most important risk factor contributing to the overall burden ofdisease worldwide. The circulating leptins have been found to play a vital role in the regulation of appetite,glucose homeostasis and body fat. Therefore, this study was designed to measure serum leptin and insulinresistance in non obese and obese young adults and to correlate them with obesity parameters: body massindex, waist circumference, waist-to-hip ratio and metabolic indices.Methods: A total of 43 non- obese subjects, 20 male and 23 female aged 20- 25 years and 46 obese subjects,25 male and 21 female with age 28- 37 years were studied. All subjects selected for study were normotensiveand non-diabetic. Variables measured were Body Mass Index (BMI), waist to hip ratio(WHR), bloodpressure, serum leptin, insulin, fasting blood glucose, oral glucose tolerance test (OGTT), and lipid profile.Results: Serum leptin was significantly higher in females than males 8.8 ± 2.10 SEM and 2.2 ± 0.26 ng/mlSEM respectively in non-obese.As well, Serum leptin was significantly higher in females than males 23.0 ±3.98 SEM and 12.5 ± 2.24 ng/ml SEM respectively in obese group. Serum leptin was significantly higher inobese males, and obese females compared to non- obese subjects. Serum leptin significantly, and positivelycorrelated with BMI (r = 0.440), hip circumference (r =0.425), insulin (r = 0.334), and homeostasis Model ofAssessment - Insulin Resistance (HOMA-IR)r= 0.334 whereas HOMA-IR positively correlated with BMI,waist Circumference, fasting insulin, fasting blood glucose, triglycerides (TG), TG/HDL-Cholesterol ratioand negatively correlated with HDL-Cholesterol.Conclusions: Serum leptin levels increase with obesity, and are higher in females in both non-obese andobese individuals. Serum leptin significantly correlated with hip circumference. Increased serum leptin,especially in obese subjects, should be taken as a warning sign of energy imbalance, poor diet,hyperinsulinemia, insulin resistance, or changes in other metabolic risk factors that are stronglyassociated with cardiovascular diseases and type 2 diabetes. Key words: Anthropometry, body mass index, insulin resistance, leptin, obesity,


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