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Can veggie vouchers and nutrition classes cut cancer risk?

NCT ID NCT04038385

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 10, 2026 · Last updated Sep 11, 2026 · Updated 1 time

Summary

Researchers test a program that pairs nutrition education with farmers' market vouchers for low-income mothers in the WIC program. The goal is to see if this helps them eat more vegetables, which may lower cancer risk. The study enrolls about 300 women at three WIC sites and measures vegetable intake and voucher use over six months.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
a behavioral program that combines nutrition education with farmers' market vouchers
What this could lead to
If it works, this could give WIC agencies a practical way to help low-income families eat more vegetables and possibly lower their long-term cancer risk.
What could go wrong
The program may not change eating habits enough to matter, and the study is small and limited to a few WIC sites, so the results might not apply everywhere.

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

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

297 people

The number who actually took part.

Started

Jun 2019

Finished

Aug 2021

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 99 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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: * English- or Spanish-speaking * Farmers' Market Nutrition Program (FMNP) voucher recipient or caregiver of a child FMNP voucher recipient * Not less than 3 months from expected delivery date (pregnant women) * Eligible to receive WIC benefits for 6 months after study entry Exclusion Criteria: ● Restrictions of food intake (has food allergies or foods that cannot be eaten)

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Saint Joseph's WIC Program

    Paterson, New Jersey, 07524, United States

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