About this trial
VLCKD has showed to be an impactful diet on several metabolism aspects and has proven to be useful for preventing and treating diabetes mellitus type 2, overweight, chronic inflammation and fatty liver.
For this reason, the aim of this pilot study is to examinate the potential effect of a VLCKD on a group of patients that contemporarily have DM2, obesity and Non alcholic fatty liver disease (NAFLD), comparing the results with an ipocaloric diet based on Mediterranean Principles and Italian LARN (SINU 2014).
This study will consider several interrelated outcomes such as anthropometric data, hematochemical and hormonal parameters, questionnaires, stool microbiota and omics, blood microvescicles, urine tests, instrumental tests (DXA, BIVA, ecographies), biopses and functional tests.
40 subjects will be evaluated and divided in two groups of 20 (VLCKD) and 20 (MedDiet).
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 25-65
BMI 30-40 mg/m2
NAFLD
DM2 drug-treated (metformin, SGLT2 inhibitors, GLP-1 analogues, DPPIV inhibitors, basal insulin) and HbA1c > 7 and < 10 %.
Disqualifiers
Secondary obesity due to genetic or endocrinologic causes.
renal disease with eGFR < 45 mL/min/1.73m2 or macroalbuminuria or calculosis
insulin basal + bolus or HbA1c% >10.0%
Other types of DM
Trial design
Parallel
Treatments tested in this trial
VLCKD diet with replacing meals
Dietary supplementPatients will receive an accurate teaching + brochure on VLCKD diet from an expert dietician and freely receive the correct amount of supplements provided from Labotaoire Therascience (4 or 5 meals). The supplements contain (in total) between 600 and 800 kcal, mainly fats, 1,2/1,5 g/body weight of proteins, very low amount of charbohydrates (\<30/40g/die), 10-20g fibers, + minerals and vitamins covering the needings of patients. After 6-8 weeks, 1 meal will be replaced with a natural dish rich in proteins.
Hypocaloric mediterranean Diet
BehavioralPatients will receive an accurate teaching + brochure on an hypocaloric Mediterranean style diet (LARN 2014) from an expert dietician. Patients will follow the istructions on grams and foods to eat. The calories will be around minus 400-500 kcal from energy requirement (measured by indirect calorimetry \* physical activity score).
Treatment groups
Trial outcomes
Primary outcomes
Change in weight
Variation of body weight assessed through body mass index change (BMI)(kg/m2)
Change in body circumferences
Variation of body circumferences (waist, hips)
Change in metabolic control
Variation of blood glucose
Change in metabolic control
Change of cardio-metabolic risk factors: lipid profile
Secondary outcomes
Change in Metabolic control
Change of cardio-metabolic risk factors: insulin resistance (HOMA-IR)
Change in kidney profile
Variation of serum creatinin
Change in liver profile
Variation of liver profile (AST, ALT, GGT, bilirubin)
Change in uric acid
Variation of uric acid in blood
Sponsors and contacts
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Azienda Ospedaliero Universitaria Maggiore della Carita
Lead sponsor
Laboratoire THERASCIENCE
Collaborator