The investigators wishes to investigate the acute effect of a low carbohydrate meal on the plasma fatty acid (FA) composition compared with a control meal in a cross-over study of patients with type 2 diabetes (T2D). In two trial days 12 participants with T2D will either have a low carbohydrate meal or control meal, measurements will be performed at baseline and continuously over 5 hours.
Type 2 diabetes (T2D) is the most common metabolic disorder worldwide, and with an increasing prevalence T2D has become a major healthcare burden. Low carbohydrate diet (LCD) has become increasingly popular as a method of improving glycemic control in patients with type 2 diabetes. However, the higher content of especially saturated fat in LCD has raised concerns about harmful effects. A previous study has shown increase in non esterified fatty acids after a low carbohydrate meal, but it still needs to be investigated how a low carbohydrate meal affects the plasma FA composition. The aim of this project is to investigate the hypothesis that a single low carbohydrate meal results in an improved plasma FA composition in patients with T2D and that this, at least in part, corresponds to the changes observed after 6 months LCD. The study will be conducted as a cross-over trial with 12 participants with T2D. The participants will randomly be assigned to either start with the low carbohydrate meal or a control meal with a 2 weeks washout period.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
12
Participants will have a low carbohydrate meal
Odense University Hospital
Odense, Denmark
RECRUITINGPlasma fatty acid composition
Quantified as weight percentage (wt%) of total plasma phospholipid FA
Time frame: 5 hours
Plasma glucose
Time frame: 5 hours
Serum insulin
Time frame: 5 hours
Plasma ketones
Time frame: 5 hours
Plasma free fatty acid
Time frame: 5 hours
Total cholesterol
Time frame: 5 hours
LDL cholesterol
Time frame: 5 hours
HDL cholesterol
Time frame: 5 hours
Triglycerides
Time frame: 5 hours
Other lipoprotein fractions
Time frame: 5 hours
Glucagon Like Peptide 1 (GLP1)
Time frame: 5 hours
Glucose-Dependent Insulinotropic Polypeptide (GIP)
Time frame: 5 hours
Cholecystokinin (CCK)
Time frame: 5 hours
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Peptide YY (PYY)
Time frame: 5 hours
Ghrelin
Time frame: 5 hours
Subjective appetite
Visual analog scale - mm. 0 mm - 100 mm. 0 mm = none and 100 mm = very strong
Time frame: 5 hours