Can a Gut-Targeted protein pass the safety test?
NCT ID NCT07824011
First seen Sep 17, 2026 · Last updated Sep 21, 2026 · Updated 2 times
Summary
Researchers are testing whether a food ingredient called IgG Binding Protein LT is safe and well tolerated when healthy adults take it twice a day for three weeks. The protein is designed to act in the gut without being absorbed into the body. Forty healthy volunteers aged 18 to 70 will receive either the protein or a placebo, and researchers will track any side effects. The study is randomized, double-blind, and placebo-controlled.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- IgG Binding Protein LT, a food protein ingredient added to the daily diet
- What this could lead to
- If it proves safe and well tolerated, this food ingredient could move toward larger studies and eventual use in everyday diets.
- What could go wrong
- This is an early safety study in 40 healthy adults, so it cannot show health benefits. Some participants may experience digestive discomfort or other side effects.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 40 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Oct 2026
An estimate. Start dates often move.
- Expected to finish
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Sep 2027
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 70 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. 18-70 years of age, inclusive, or the legal age of majority in the participant's state of residence (e.g., 19 years for Alabama and Nebraska; 21 years for Mississippi). 2. In good general health at the time of screening (Investigator discretion). 3. Able to read and understand English. 4. Able to read, understand, and provide informed consent. 5. Self reports more than 3 bowel movements in the Chloe App in a 7 day period before or during screening. 6. Able to consume one capsule (allergen and vegan friendly) the Study Product or Placebo twice daily, not on an empty stomach. The first capsule will be consumed in the morning after breakfast and the second in the evening after dinner. 7. Able to use a personal smartphone device and download Chloe by People Science. 8. Able to receive shipment of the product at an address within the United States. 9. Able to complete study assessments over the course of up to 11 weeks. Exclusion Criteria: Any potential participants who: 1. Do not have a personal smartphone, internet access, or unwilling to download Chloe. 2. Concomitant Therapies: • Participants receiving any investigational therapies or treatments within 30 days prior to randomization. 3. Other Illnesses or Conditions: Participants who have the following comorbidities or gastrointestinal illnesses are excluded: * Currently diagnosed with Alcohol Use Disorder and/or Substance Use Disorder * Currently pregnant, of childbearing potential, planning to become pregnant during participation in the study, or are lactating/breastfeeding. * Any underlying medical conditions or comorbidities that may confound the assessment of digestive symptoms or the evaluation of the study outcomes. * Have a significant illness, disease or condition which, in the opinion of the principal Investigator, may impact their ability to participate in the study or impact the study outcomes. 4. Participants currently of biological childbearing potential, but not using a continuous effective method of contraception, as outlined below: * Complete abstinence from intercourse two weeks prior to administration of the Study Product, throughout the clinical study, until the completion of follow-up procedures or for two weeks following discontinuation of the Study Product in cases where the Participant discontinues the study prematurely. (Participants utilizing this method must agree to use an alternate method of contraception if they should become sexually active and will be queried on whether they have been abstinent in the preceding two weeks when they complete last study activities). * Has a male sexual partner who is surgically sterilized prior to the Screening and is the only male sexual partner for that Participant. * Sexual partner(s) is/are exclusively female. * Use of acceptable methods of contraception, such as a spermicide, mechanical barrier (e.g., male condom, female diaphragm), tubal ligation, hysterectomy, oophorectomy, or salpingectomy, or contraceptive pill. The Participant must be using this method for at least one week prior to and one week following the end of the study. * Use of any intrauterine device (IUD) or contraceptive implant. The Participant must have the device inserted at least two weeks prior to the screening, throughout the study, and two weeks following the end of the study. 5. Known hypersensitivity or previous allergic reaction to the study product ingredients: * IgG Binding Protein LT (BP-LT) * Microcrystalline cellulose * Magnesium stearate 6. Has any significant acute or chronic coexisting health conditions that would prevent the Participant from fulfilling the study requirements, put the Participant at risk or would confound the interpretation of the study results as judged by the Investigator on the basis of medical history. Excluded health conditions include: * Diagnosed gastrointestinal conditions * Immunocompromised health conditions * Answering "Severe Discomfort" or "Very Severe Discomfort" on any question in the Gastrointestinal Symptom Rating Scale (GSRS). 7. Current or recent use of a medication that the Investigator believes would interfere with the objectives of the study or pose a safety risk or confound the interpretation of the study results. Prohibited medications include: * Systemic antibiotics -in the past 12 weeks prior to Screening. * Proton pump inhibitors (PPIs) - in the past 4 weeks prior to Screening. * Non-steroidal anti-inflammatory drugs (NSAIDs) - in the past 2 weeks prior to Screening. 8. Current, recent (in the past 4 weeks prior to Screening) or planned use during study participation of prohibited nutritional or non-nutritional supplements that the Investigator believes would interfere with the objectives of the study or pose a safety risk or confound the interpretation of the study results. 9. Restrictions during study participation: Participants must refrain from initiating or using any of the following prohibited supplements during the study period include: * Probiotics * Prebiotics * Synbiotics * Postbiotics 10. Planning to make significant dietary or lifestyle changes during the study period (e.g., travel, new diet). 11. Are unlikely for any reason to be able to comply with the study or considered unsuited for participation in the study by the Principal Investigator.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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People Science In.c.
Los Angeles, California, 90045, United States
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