Can a probiotic stop baby colic crying?

NCT ID NCT05512234

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study tests whether a probiotic called L. reuteri can reduce crying and fussing in infants with colic. About 102 breastfed babies aged 3-8 weeks will receive either the probiotic or placebo drops daily for 21 days. Parents will track crying times to see if the probiotic helps.

What this could mean

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

Active substance

Limosilactobacillus reuteri (L. reuteri) probiotic drops

What this could lead to

If it works, this could provide a simple, natural way to ease colic symptoms in breastfed infants, reducing crying and fussing time.

What could go wrong

This is a small, early-stage trial with only 102 infants. The probiotic may not work better than placebo, and results may not apply to all babies with colic.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

Colic

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Atlantia Clinical Trials

    RECRUITING

    Cork, Ireland

    Contact

  • Clinical Trail Consultants AB

    RECRUITING

    Uppsala, Sweden

    Contact