NCT06332898

Brief Summary

This study is a randomized, double-blind, placebo-controlled study of N=120 apparently healthy men and women. The purpose of this study is to assess the effect of a novel dietary supplement on blood markers of nutrient status, gut microbiome, and overall quality of life.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
105

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Mar 2024

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

March 20, 2024

Completed
7 days until next milestone

First Posted

Study publicly available on registry

March 27, 2024

Completed
4 days until next milestone

Study Start

First participant enrolled

March 31, 2024

Completed
7 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 31, 2024

Completed
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

February 4, 2025

Completed
Last Updated

May 4, 2025

Status Verified

May 1, 2025

Enrollment Period

7 months

First QC Date

March 20, 2024

Last Update Submit

May 1, 2025

Conditions

Outcome Measures

Primary Outcomes (7)

  • Homocysteine

    Circulating Serum Homocysteine Concentrations (umol/L)

    90 days

  • Vitamin B12

    Circulating Serum Vitamin B12 Concentrations (pg/mL)

    90 days

  • Folate

    Circulating Serum Folate Concentrations (ng/mL)

    90 days

  • Red Blood Cell Folate

    Circulating Red Blood Cell Folate Concentrations (nmol/L)

    90 days

  • Zinc

    Circulating Serum Zinc Concentrations (ug/dL)

    90 days

  • Vitamin C

    Serum Vitamin C Concentrations (

    90 days

  • Gut Microbiome

    Examine changes in the gut microbiome structure and function measured by shallow shotgun metagenomics. Examine enrichment of taxa and metabolic pathways in the gut microbiome as a result of dietary supplementation.

    90 days

Secondary Outcomes (6)

  • Dietary habits

    90 Days

  • Gastrointestinal Health

    90 Days

  • Fatigue & energy

    90 Days

  • Well-being

    90 Days

  • Complete Metabolic Blood Panel

    90 Days

  • +1 more secondary outcomes

Study Arms (2)

Placebo

PLACEBO COMPARATOR

Maltodextrin + Flavoring

Dietary Supplement: Placebo

AG1 - Nutritional Supplement

EXPERIMENTAL

AG1, a foundational nutritional supplement

Dietary Supplement: AG1 - Nutritional Supplement

Interventions

A foundational nutritional supplement consisting of vitamins, minerals, probiotics, prebiotics, and whole food ingredients

AG1 - Nutritional Supplement
PlaceboDIETARY_SUPPLEMENT

Maltodextrin placebo

Placebo

Eligibility Criteria

Age18 Years - 60 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • Provide voluntary signed and dated informed consent.
  • No known history of chronic illness or disease.
  • Aged between 18 and 59.9 years (inclusive).
  • Body Mass Index of 20-34.9 (inclusive).
  • Willing to duplicate their previous 24-hour diet, refrain from caffeine and exercise for 24 hours, and fast for 10 hours prior to each Quest visit.
  • Agree to maintain existing dietary and physical activity patterns throughout the study period.
  • Willing and able to comply with the study protocol.

You may not qualify if:

  • History of unstable or new-onset cardiovascular, liver, or renal conditions.
  • History of diabetes or endocrine disorder.
  • Multivitamin/Multimineral supplement consumption within the past 3 months.
  • Regular consumption (i.e., at least five days/week) of resveratrol, quercetin, pterostilbene, coQ10, grapefruit, nicotinamide riboside, probiotics, prebiotic fiber, green tea, niacin (vitamin B3), or products meant to promote "healthy aging" or "anti-aging" or "longevity" in the 2 months prior to screening as well as throughout the study.
  • Subjects who have received an antibiotic, antifungal, antiparasitic, or antiviral treatment within 90 days prior to study.
  • History of use of medications or dietary supplements known to confound the study or its endpoints.
  • Excessive alcohol consumption (more than 2 standard alcoholic drinks per day or more than 10 drinks per week) or drug abuse or dependence within the past 6 months.
  • Current smokers or smoking within the past month.
  • History of hyperparathyroidism or an untreated thyroid condition.
  • History of malignancy in the previous 5 years except for non-melanoma skin cancer (basal cell cancer or squamous cell cancer of the skin).
  • Prior gastrointestinal bypass surgery (Lapband, etc.).
  • Other known gastrointestinal or metabolic conditions that might impact nutrient absorption or metabolism, e.g., short bowel syndrome, IBS/IBD, diarrheal illnesses, history of colon resection, gastroparesis, Inborn errors of metabolism (such as PKU).
  • Chronic inflammatory condition (e.g., rheumatoid arthritis, Crohn's, ulcerative colitis, Lupus, HIV/AIDS, etc.).
  • Previous medical diagnosis of asthma, gout, or fibromyalgia.
  • Pregnant women, women trying to conceive, women less than 120 days postpartum, or nursing women.
  • +4 more criteria

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Citruslabs

Santa Monica, California, 90404, United States

Location

Study Officials

  • Ellen O'Gorman

    Citruslabs

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
OTHER
Intervention Model
PARALLEL
Model Details: Randomized, Double-Blind, Placebo Controlled Design
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

March 20, 2024

First Posted

March 27, 2024

Study Start

March 31, 2024

Primary Completion

October 31, 2024

Study Completion

February 4, 2025

Last Updated

May 4, 2025

Record last verified: 2025-05

Locations