Clinical trialNCT07737574
Oral Health Promotion and Anti-inflammatory Effects of Fermented Lingonberry Juice Gel.
A study testing Fermented lingonberry juice gel, run by Hanna Lahteenmaki.
Trial summary
The aim of this clinical study is to investigate whether FLJ gel has effects on oral health, such as reducing BOP or plaque, and whether it affects the reduction of aMMP-8. The main questions are: Does FLJ gel reduce signs of oral inflammation? Are there any issues in the mouth when using the gel? Participants will… Read more about this study
- Who is it for?
- Ages 25 to 90 years
- What is being tested?
- Fermented lingonberry juice gel
- Type of treatment
- Pill or oral medicine
- How many people
- Not given
- Where
- No sites listed yet
- Study dates
- Start not givento not given
- Phase
- Expanded access
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 25 to 90 years
- All sexes
- Adult, Older adult
Who may be able to join
- healthy individuals
- patients with systemic diseases
- who had preserved cognitive functioning
- experienced dry mouth
Who cannot join
- were the use of other mouthwashes
- pregnancy
- antibiotic treatment within the past six months
- the use of chlorhexidine mouthwash (CHX) within the past six months.
- No periodontal treatments were performed at the beginning of the study or during its course.
About this study
Official title: Oral Health Promotion and Anti-inflammatory Effects of Fermented Lingonberry Juice Gel. Randomized Controlled Trial.
The aim of this clinical study is to investigate whether FLJ gel has effects on oral health, such as reducing BOP or plaque, and whether it affects the reduction of aMMP-8. The main questions are:
- Does FLJ gel reduce signs of oral inflammation?
- Are there any issues in the mouth when using the gel?
Participants will:
- Apply FLJ gel twice a day every day for a month
- Visit the clinic every two weeks for check-ups and tests
- Keep a diary of your symptoms and how many times you use FLJ gel.
Read the detailed description
Fifteen patients will be randomly selected for the study, and a dental examination will be conducted, including periodontal pocket measurement, which investigates gum bleeding, pocket depth, and plaque amount. The aMMP-8 mouth rinse test will be performed at each of the three visits.
- Being tested
- Fermented lingonberry juice gel
- Keywords
- Fermented lingonberry gel, Oral health promotion, aMMP-8
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Fermented lingonberry juice gelOther
Fermented lingonberry gel for oral health care
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted30 Jul 2026
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Expanded access
Sponsor and investigators
- Lead sponsor
- Hanna Lahteenmaki
- Sponsor type
- University, hospital or other
- Collaborators
- University of Helsinki
- Responsible party
- Sponsor-investigator, Hanna Lahteenmaki, Lahanna oy
- Investigators
- Timo Sorsa, Dr, Professor, Study director, Department of oral and maxillofacial diseases, head and neck center and Helsinki university hospital
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT07737574
- Sponsor's protocol ID
- Ling_gel
- Status last verified
- Jul 2026
- First submitted
- 27 Jul 2026
- Last updated
- 31 Jul 2026
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 31 Jul 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Oral Health Promotion and Anti-inflammatory Effects of Fermented Lingonberry Juice Gel. Randomized Controlled Trial.
- ClinicalTrials.gov ID
- NCT07737574
- Acronym / sponsor ID
- Ling_gel
- Keywords
- Fermented lingonberry gel, Oral health promotion, aMMP-8
- Study type
- Expanded access
- Recruitment status
- Temporarily Not Available
- Lead sponsor
- Hanna LahteenmakiUniversity, hospital or other
- Collaborators
- University of Helsinki
- First posted
- 30 Jul 2026 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The aim of this clinical study is to investigate whether FLJ gel has effects on oral health, such as reducing BOP or plaque, and whether it affects the reduction of aMMP-8. The main questions are:
- Does FLJ gel reduce signs of oral inflammation?
- Are there any issues in the mouth when using the gel?
Participants will:
- Apply FLJ gel twice a day every day for a month
- Visit the clinic every two weeks for check-ups and tests
- Keep a diary of your symptoms and how many times you use FLJ gel.
Detailed description
Fifteen patients will be randomly selected for the study, and a dental examination will be conducted, including periodontal pocket measurement, which investigates gum bleeding, pocket depth, and plaque amount. The aMMP-8 mouth rinse test will be performed at each of the three visits.
Study design
Who may qualify
- Ages
- 25 to 90 years
- Sex
- All
- Age groups
- Adult, Older adult
Key inclusion criteria (4 listed)
- healthy individuals
- patients with systemic diseases
- who had preserved cognitive functioning
- experienced dry mouth
Key exclusion criteria (5 listed)
- were the use of other mouthwashes
- pregnancy
- antibiotic treatment within the past six months
- the use of chlorhexidine mouthwash (CHX) within the past six months.
- No periodontal treatments were performed at the beginning of the study or during its course.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Fermented lingonberry juice gelFermented lingonberry gel for oral health care | Other | – |
Primary outcome
Not reported in the source record.
Results and safety
Results are not available in the source record.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 31 Jul 2026.
- The effect of fermanted lingonberryLink provided by the sponsor.
- Lingonberryes in oral healthLink provided by the sponsor.
- Antimicrobial and Anti-Inflammatory Oral Effects of Fermented Lingonberry JuiceLink provided by the sponsor.
Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Timo Sorsa, Dr, Professor study director
Department of oral and maxillofacial diseases, head and neck center and Helsinki university hospital
Questions about this trial
What is this clinical trial studying?
A study testing Fermented lingonberry juice gel, run by Hanna Lahteenmaki.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 4 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: status not confirmed, as of the sponsor's last update on 31 Jul 2026. Status can change between updates, so confirm with the study contact before making plans.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
Results are not available in the source record.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 31 Jul 2026.