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NCT Number: NCT07692581

A Clinical Trial to Evaluate the Effects of Larineco Remineralizing Gum on Oral Health, Breath Freshness, Tooth Sensitivity, and Gum Comfort

This is a single-group, open-label, decentralized (virtual) clinical trial evaluating the effects of Larineco Remineralizing Gum on self-reported oral health outcomes in 40 generally healthy adults aged 18-57 years who experience bad breath, sensitive teeth, or gum discomfort. Participants will use the product once daily for 30 consecutive days and complete questionnaires at Baseline, Day 10, Day 20, and Day 30.

Active, Not Recruiting

This study is active but is not currently recruiting participants.

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Key information

Age range

18 year–65 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Citruslabs

Las Vegas, Nevada, 89118, United States

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Be male or female
  • Be adults aged 18-57 years
  • Self-reports experiencing at least one of the following oral concerns: bad breath, tooth sensitivity, or gum discomfort Generally healthy
  • Able to safely chew gum-style products
  • Willing to use the study product as directed, using one piece of gum per day, after the second meal of the day, and chewing thoroughly for 15 minutes before discarding, for the trial duration
  • Willing to maintain current oral hygiene habits (e.g., brushing frequency, flossing routine, toothpaste product) Resides in the United States Anyone who is willing to maintain their current diet, sleep pattern, and activity levels for the duration of the trial Has reliable access to an internet-enabled device to complete remote study assessments
  • Anyone willing to follow the study protocol
  • Willing to store the study product as directed and keep it away from children and pets

Exclusion criteria

  • Anyone with pre-existing chronic conditions that would prevent participants from adhering to the protocol, including oncological and mental health disorders
  • Known allergy or hypersensitivity to any ingredient in the study product
  • Any women who are pregnant, breastfeeding, or trying to conceive (or who will be at any point during the study period)
  • Severe or unmanaged dental or oral conditions (e.g., active oral infection, extensive untreated cavities, severe periodontitis, oral ulcers, or recent oral surgery within the past 30 days)
  • Loose or temporary dental work (e.g., temporary crowns, loose veneers, recently placed braces) that may be affected by chewing gummies
  • Diagnosed temporomandibular joint (TMJ) disorder or significant jaw pain that would make chewing uncomfortable
  • Known dry mouth/xerostomia or significant mouth sensitivity that may interfere with product tolerance or assessment
  • History of significant gastrointestinal sensitivity or digestive conditions that may be worsened by sugar alcohols, sweeteners, or functional ingredients
  • Recent dental procedure (within the past 14 days) or planned dental work during the study period that may interfere with assessments
  • Currently wearing fixed orthodontic appliances (e.g., traditional braces) that would significantly affect product use or assessments
  • Currently partaking in another research study or will be partaking in any other research study for the next 30 days, and at any point during this study's duration
  • Anyone who is undergoing treatment for cancer, or has had a serious illness requiring hospitalization in the last three months

Treatment and study plan

Larineco Remineralizing Gum

Dietary Supplement

All enrolled participants receive Larineco Remineralizing Gum, a commercially available chewing gum product. Participants chew one piece of gum per day, after the second meal of the day, slowly and thoroughly for 15 minutes before discarding, for 30 consecutive days.

Primary outcomes

  1. Oral Health

    Time frame: Baseline, day 10, day 20, day 30

    Change in self-reported oral health using questionnaires assessing breath freshness, tooth sensitivity, and gum comfort

Secondary outcomes

  1. Tooth surface smoothness

    Time frame: Baseline, day 10, day 20, day 30

    Change in self-reported tooth surface smoothness via self-report questionnaire on the Citruslabs study platform.

  2. Mouth cleanliness

    Time frame: Baseline, Day 10, Day 20, and Day 30

    Change in self reported mouth cleanliness via self-report questionnaire on the Citruslabs study platform.

Sponsors and collaborators

Lead sponsor

Larine C Corporation

Industry

Collaborators

  • Citruslabs

Registry information

Important dates

Study start
2026
Primary completion
2026
Study completion
2026
First posted
Jul 9, 2026
Registry last updated
Jul 9, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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