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Effects of Goji vs. Fiber on Macular Degeneration

NCT06237127 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 60

Last updated 2025-06-24

No results posted yet for this study

Summary

The goal of this project is to conduct a clinical trial in 60 participants ranging from age 65-95 who are at risk for age-related macular degeneration (AMD). The study will evaluate the effects of 14g of goji berry intake or an equivalent amount and type of fiber, five days a week for six months, on visual health, gut microbiome profiles, skin carotenoid measures, and lipoprotein profiles.

Conditions

  • Age-Related Macular Degeneration

Interventions

DIETARY_SUPPLEMENT

Goji berry

Participants will be instructed to consume 14 grams of goji berries 5 days a week for 6 months

DIETARY_SUPPLEMENT

Fiber

Participants will be instructed to consume the fiber supplements 5 days a week for 6 months

Sponsors & Collaborators

  • United States Department of Agriculture (USDA)

    collaborator FED

  • University of California, Davis

    lead OTHER

Principal Investigators

  • Robert M Hackman, PhD · University of California, Davis

  • Angela M Zivkovic, PhD · University of California, Davis

  • Glenn Yiu, MD, PhD · University of California, Davis

Study Design

Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
65 Years
Max Age
95 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2024-04-29
Primary Completion
2026-06-30
Completion
2027-06-30

Countries

  • United States

Study Locations

More Related Trials

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06237127 on ClinicalTrials.gov