Effect of 4 Weeks of Oral Probiotic Desulfovibrio Piger Supplementation on Immunological and Metabolic Parameters in Individuals With Longstanding Type 1 Diabetes
The goal is to establish the effect of oral probiotic Desulfovibrio piger (D. piger) supplementation on immunological and metabolic parameters in individuals with longstanding type 1 diabetes with residual beta cell function. The investigators will perform a double-blind, randomized, placebo-controlled trial in 2x10 participants to measure effects of D. piger on parameters of systemic and intestinal inflammation and residual beta cell function.
• Males or females, age \>18 years
• A diagnosis of type 1 diabetes, with duration of more than 5 years, with minimally one of antiGAD65, IA2, ZnT8 autoantibodies present assessed at diagnosis or routine visits at Diabeter Centrum.
• Evidence of remaining residual beta cell function with detectable UCPCR (more than 0.01 nmol/mmol C-peptide/creatinine ratio) and or fasting plasma C-peptide more than 0.2 mmol/L.
• BMI 18-30 kg/m2