# Effects of Lutein on Learning and Memory in Chronically Stressed Subjects and in an Acute Stressful Situation (TSST - Trier Social Stress Test): A Randomized, Double-blind, Placebo-controlled Trial)

> **NCT02257801** · PHASE2 · COMPLETED · sponsor: **dsm-firmenich Switzerland AG** · enrollment: 150 (actual)

## Conditions studied

- Healthy But Chronically Stressed

## Interventions

- **DIETARY_SUPPLEMENT:** Nutritional beverage fortified with 6mg lutein/day
- **DIETARY_SUPPLEMENT:** Nutritional beverage fortified with 12mg lutein/day
- **DIETARY_SUPPLEMENT:** Nutritional beverage fortified with 12mg lutein/day

## Key facts

- **NCT ID:** NCT02257801
- **Lead sponsor:** dsm-firmenich Switzerland AG
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-01
- **Primary completion:** 2014-12
- **Final completion:** 2014-12
- **Target enrollment:** 150 (ACTUAL)
- **Last updated:** 2016-01-22

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02257801

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02257801, "Effects of Lutein on Learning and Memory in Chronically Stressed Subjects and in an Acute Stressful Situation (TSST - Trier Social Stress Test): A Randomized, Double-blind, Placebo-controlled Trial)". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT02257801. Licensed CC0.

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