Tundra Space

Tundra Space

Clinical Research Directory

Browse clinical research sites, groups, and studies.

2 clinical studies listed.

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Biochemical Markers

Tundra lists 2 Biochemical Markers clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.

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RECRUITING

NCT07252778

Effect of a Short-term Multi-strain Probiotic Supplementation in Endurance Athletes

The aim of this project is to evaluate and identify the effect of a short-term 2-week multi-strain probiotic (MPRO) supplementation on the exercise-associated gastrointestinal (GI) symptoms and perturbations in high level female athletes of the Polish national team during strictly controlled conditions of a training camp, based on recommendations for best practices for probiotic (PRO) research in athletes and assessment of EX-associated GI perturbations.

Gender: FEMALE

Ages: 16 Years - 50 Years

Updated: 2025-11-28

1 state

Sports Nutrition
Biochemical Markers
Exercise Performance
+2
ACTIVE NOT RECRUITING

NCT05229835

Effect of Time-restricted Eating and Endurance Training on Markers of the Health of Women and Men

The aim of this project is to demonstrate the synergistic effect of TRE and NW training on health indicators for older women. The women will be divided into four groups, i.e. Control group (CG); time-restricted eating group (TRG) which will follow 12 weeks of TRE protocol; Nordic walking training group (NWT) which will follow 12 weeks of supervised Nordic walking training and Nordic walking training combined with a time-restricted eating group (NW-TRG). In addition, it is assumed to prove that among young men, TRE will improve adaptation to endurance training and improve the metabolism. The study will be divided into two groups: 1. a group undergoing endurance training and 2. a group combining endurance training with TRE. In all subject's changes in the metabolism of iron, tryptophan, vitamin D and lipids will be evaluated. Endocrine function of skeletal muscles, mental state and cognitive abilities of the subjects will also be examined. The investigators expect that the applied procedure of temporary restriction of food intake will be easy to apply and continue for much longer than the study period. In order to maintain this time window, test subjects will be asked to delay their breakfast and early dinner intake. In addition, it is expected that the improvement in wellbeing, vitality and a significant improvement in performance and biochemical indicators of health, especially in the NWT plus TRE group, will allow to better understand the physiology of exercise, which may result in future specific health recommendations for people of different ages.

Gender: All

Ages: 20 Years - 85 Years

Updated: 2023-07-24

1 state

Physical Exercise
Time Restricted Eating
Mental Health Wellness 1
+2