Subject	nutrition
Specific subject area	Registration of clinical studies with probiotics
Type of data	Tables Graphs
How data were acquired	Data on clinical studies with probiotics were obtained from ClinicalTrials.gov (https://clinicaltrials.gov/). Raw data were retrieved and ordered by TMGD, data were checked by GTR).
Data format	Raw Analysed
Parameters for data collection	The parameters which were collected include characteristics of the registration themselves such as the NCT registration number, title of the study, date of registration. Additional parameters collected include the number of participants, their age category, gender, health status, the underlying disease or condition (e.g. digestive system disease), nature of the study (intervention, observational), product (species, strain), dosage, route of administration, frequency, duration, primary outcome measurement (health effect), duration of the intervention/study, start and end date of inclusion, sponsors, and location (country, city).
Description of data collection	Data were collected from ClinicalTrial.gov. The dosage of the probiotic product, species and strain identification, route of administration, frequency, duration of the intervention, primary outcome measurement (health effect), and duration of the intervention were recorded from the individual study information provided. The current functionality of the ClinicalTrials.gov database allows the user to download information on the other studied parameters (such as starting date of inclusion, and number of participants) directly from the website.
Data source location	Institution: University College Roosevelt City/Town/Region: Middelburg Country: The Netherlands Latitude: 51.49907, Longitude: 3.61104 Primary data sources: https://clinicaltrials.gov/https://clinicaltrials.gov/ct2/results?cond=probiotics&term=&cntry=&state=&city=&dist=
Data accessibility	With the article
Related research article	Dronkers TMG, Ouwehand AC, Rijkers GT. Global analysis of clinical trials with probiotics. Heliyon. 2020;6(7):e04467. Published 2020 Jul 17. doi:10.1016/j.heliyon.2020.e04467