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Metabolism of secondary plant compounds and influence on dental health using removable bovine tooth enamel samples

Metabolism of secondary plant compounds and influence on dental health using removable bovine tooth enamel samples

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00026713
Enrollment
30
Registered
2021-10-29
Start date
2021-11-05
Completion date
Unknown
Last updated
2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

K02.9

Interventions

Group 1: Test group: 750 ml fruit juice drink daily with a polyphenol content of 1.5 g/L Group 2: Control group: 750ml fruit juice drink daily without additives

Sponsors

Universitätsklinikum Schleswig-Holstein Campus Kiel
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
21 Years to 55 Years

Inclusion criteria

Inclusion criteria: Visible soft and hard plaque

Exclusion criteria

Exclusion criteria: 29.5 kg/m², metabolic or endocrine diseases, malabsorption syndrome, allergies, smoking, alcohol and drug abuse, use of supplements (food additives), antidepressants, antibiotics, fructose intolerance, the presence of a defibrillator or pacemaker, a nickel allergy, known allergies to the study materials used, an MRI examination scheduled during the study period, reflux disease, bulimia, diseases (such as HIV, hepatitis or diabetes) and epilepsy Erosions or carious defects on the teeth requiring treatment, professional dental cleaning less than 4 weeks ago, a periodontal screening index (PSI) >2, no stable occlusion, orthodontic treatment carried out at the time of the study, wearing an occlusal splint ('grinding splint') and no sufficient number of teeth, i.e. no terminal molar in the fourth or third quadrant and more than 2 missing teeth per quadrant.

Design outcomes

Primary

MeasureTime frame
Observation of caries development on the bovine enamel samples after 14 days with the aid of microscopic and scanning electromicroscope evaluation. Depth determination of (de)mineralization analogous to caries development

Secondary

MeasureTime frame
pH measurement, metabolome, microbiome, Blood glucose value

Countries

Germany

Contacts

Public ContactChristof E Dörfer

Klinik für Zahnerhaltungskunde und Parodontologie im UKSH, Campus Kiel

doerfer@konspar.uni-kiel.de043150026201

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 11, 2026