Could a simple drink protect your eyesight?

NCT ID NCT06333236

Completed Disease control Sponsor: ASST Santi Paolo e Carlo Source: ClinicalTrials.gov ↗

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

Summary

This study tested whether a daily oral solution containing citicoline and nicotinamide (Kron) could improve eye function in 30 people with open-angle glaucoma. Participants took the supplement and had their retinal and visual cortex activity measured. The goal was to see if the combination could offer short-term benefits for vision.

What this could mean

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

Active substance: citicoline and nicotinamide oral solution
What this could lead to: If it works, this could point toward a nutritional supplement that helps protect vision in people with glaucoma.
What could go wrong: This was a very small, early study with only 30 participants and no control group, so results may not be reliable or apply to everyone. It also does not address the root cause of glaucoma.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

glaucoma open-angle glaucoma

As listed by the trial registrant

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

GLAUCOMA

Contacts and locations

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Locations

ASST Santi Paolo e Carlo

Milan, Mi, 20142, Italy
Luca Rossetti

Milan, MI, 20142, Italy

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