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Phase 2CompletedHealthspan endpoint

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) (MemLearn)

Sponsor
dsm-firmenich Switzerland AG (Industry)
Enrollment
150 enrolled
Conditions
Healthy But Chronically Stressed
Interventions
Nutritional beverage fortified with 6mg lutein/day; Nutritional beverage fortified with 12mg lutein/day; Nutritional beverage fortified with 12mg lutein/day
Ages
adults, older adults
Registry
NCT02257801

Full record on ClinicalTrials.gov

From the registry

The purpose of this study is to study effects of a four months lutein supplementation (in form of a lutein fortified nutritional beverage) on general learning and memory performance as well as on acute stress-induced changes in learning and memory performance in chronically stressed males and females using 2 different lutein doses in comparison to a placebo.

Primary outcomes

  • Visual Memory (Paired Associates Learning (PAL / CANTAB))
  • Visual Memory (Verbal Recognition Memory (VRM /CANTAB))
  • Executive Function (Spatial Working Memory (SWM / CANTAB))
  • Executive Function (Spatial Span (SSP / CANTAB))

History

  1. Last registry update

  2. Primary completion

  3. Registered

  4. Started