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Vitamin Deficiencies and Supplementation in Morbidly obese

The main objective is to optimize the supplementation of vitamins and minerals to prevent postoperative deficiencies after MB / RYGB or GS on the long term. We also examined whether the number of outpatient visits, blood tests, and costs can be…

The effect of vitamin D supplementation on vitaminD levels in patients with severe mental illness - a prospective trial

The main objective of this study is to investigate if 800 IU or 1600 IU vitamin D is needed to reach adequate levels of vitamin D after 3 months of treatment in at least 80% of the patients with severe mental illness (patients with SMI) between 18…

A randomized pilot study on probiotics and their effect on vitamin K2 status

Objectives: To investigate the effect of a daily sachet of probiotics on vitamin K status for 12 weeks vs placebo.

A randomized study on probiotics and their effect on vitamin K2 status

To investigate the effect of probiotics for 12 weeks on vitamin K status vs placebo.