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Radicle GI HealthTM VNB: A Study Assessing the Impact of Health and Wellness Products on Constipation and Related Health Outcomes
RecruitingHealthy volunteers welcome
Radicle GI HealthTM VNB: A Randomized, Double-Blind, Placebo- Controlled Direct-to-Consumer Study Assessing the Impact of Health and Wellness Products on Constipation and Related Health Outcomes
Who can join
Ages 21 to 105 · All sexes · Healthy volunteers welcome
Full eligibility criteria
3.1 Inclusion Participants must meet all the following criteria: * Adults, at least 21 years of age at the time of electronic consent, inclusive of all ethnicities, races, and gender identities * Assigned sex at birth will determine sex-specific recruitment and PROs (male vs female) employed, when needed * Resides in the United States * Has the opportunity for at least 30% improvement in their primary health outcome * Expresses a willingness to take a study product and not know the product identity (active or placebo) until the end of the study 3.2 Exclusion Individuals who report any of the following during screening may be excluded from participation: * Report being pregnant, trying to become pregnant, or breastfeeding * Unable to provide a valid US shipping address and mobile phone number * Reports current enrollment in another clinical trial * Reports being a heavy drinker (defined as drinking 3 or more alcoholic beverages per day) * Unable to read and understand English at a 7th grade level * Reports a current and/or recent (up to 3 months ago) major illness and/or surgery that poses a known, significant safety risk. * Reports a diagnosis of cardiac dysfunction, liver or kidney disease that presents a known contraindication and/or a significant safety risk with any of the study product ingredients. * NYHA Class III or IV congestive heart failure, atrial fibrillation, uncontrolled arrhythmias, cirrhosis, end-stage liver disease, stage 3b or 4 chronic kidney disease, or kidney failure * Reports taking medications that have a well-established moderate or severe interaction, posing a substantial safety risk with any of the study product ingredients. * Anticoagulants, antihypertensives, anxiolytics, antidepressants, chemotherapy, immunotherapy, sedative hypnotics, seizure medications, medications that warn against grapefruit consumption, corticosteroids at doses greater than 5 mg per day, diabetic medications, oral anti-infectives (antibiotics, antifungals, antivirals) to treat an acute infection, antipsychotics, MAOIs, or thyroid products * Reports current use of the primary ingredient(s) and/or similar product(s) to the active study product(s) that may limit the effects of the study products and/or pose a safety risk * Reports taking any product for acute constipation * Reports taking any medications containing levodopa * Lack of reliable daily access to the internet
About the study
Radicle GI HealthTM VNB: A randomized, double-blind, placebo- controlled direct-to-consumer study assessing the impact of health and wellness products on constipation and related health outcomes
What is being tested
- Placebo GI Health Control (dietary supplement)
- Active GI Health Product (dietary supplement)
Sponsor: Radicle Science · Participants: 550 · Started: Jul 30, 2026
Contact the study team
- Study Manager · Phone: 858-779-0086
- Susan Hewlings · Phone: 760-281-3898
Official record on ClinicalTrials.gov — NCT07713810
Locations in the U.S.
| California | Radicle Science Inc., Del Mar |
Conditions
From ClinicalTrials.gov, data retrieved Oct 2, 2026. Each study sets its own eligibility; the study team decides who can join.