Alzheimer's Disease Trial, Recruiting NCT07383311 Sponsor: University Medicine Greifswald Condition: Alzheimer's Disease
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Alzheimer's Disease Trial, Recruiting

NCT07383311
Recruiting Not Applicable

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

For people with Subjective Cognitive Decline (SCD):

  • Men and women aged between 55 and 70 years
  • People who speak German as a native language
  • People who have noticed a decline in their own memory or thinking abilities, but whose cognitive test results are within the normal range
  • People who are still fully independent in their daily activities
  • People who do not have dementia
  • People who are willing and able to provide written consent to take part

For people with Mild Cognitive Impairment (MCI):

  • Men and women aged between 55 and 70 years
  • People who speak German as a native language
  • People where a change in memory or thinking has been noticed — either by themselves, a family member, or a clinician — and where memory test scores fall at least 1.0 standard deviation below the normal range on a specific memory test (the Wechsler Logical Memory Scale)
  • People who are still largely independent in their daily activities
  • People who do not have dementia
  • People who are willing and able to provide written consent to take part

For healthy controls (people with no memory concerns):

  • Men and women aged between 55 and 70 years
  • People who speak German as a native language
  • People who do not report any concerns about their memory or thinking
  • People who are willing and able to provide written consent to take part

Who may not be able to join:

  • People who are not able to give informed written consent to participate
  • People who are currently taking polyamine supplements or who have taken part in a related supplement study
  • People who have been diagnosed with dementia (as defined by DSM-IV criteria)
  • People with any condition that would interfere with completing the cognitive or clinical assessments used in the study (confirm with trial site)
  • People who have diabetes mellitus
  • People who have polycystic ovary syndrome
  • People with a history of epilepsy, a focal brain lesion, or a head injury that caused loss of consciousness or confusion
  • People who have previously had a stroke
  • People with severe untreated medical problems or an unstable medical condition
  • People currently experiencing a major depressive episode
  • People with a psychotic disorder
  • People with bipolar disorder
  • People with a current or past history of substance abuse
  • People with another neurodegenerative disease, such as Parkinson's disease
  • People with vascular dementia
  • People with a history of alcohol abuse
  • People who have taken part in an interventional study within the last 3 months or who plan to participate in another study during this trial
  • People with sleep disorders
  • People currently taking medications that mainly affect the central nervous system, such as antipsychotics, antidepressants, benzodiazepines, over-the-counter sleep aids (such as valerian), or anti-dementia medications
  • People with known intolerances or allergies to wheat germ, gluten, or histamine (this criterion applies to SCD and MCI participants; confirm with trial site whether it also applies to healthy controls)
  • Healthy control participants who meet the criteria for Mild Cognitive Impairment (MCI)

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 27 July 2026
This study is not part of the standard drug-approval phase pathway (for example an observational, device, behavioural, or registry study), so a phase success rate does not apply.

Contact this trial

Phone: +49 (0)3834 86-6815

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

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Trial details

Status
Recruiting
Phase
Not Applicable
Sponsor
University Medicine Greifswald
Registry
ClinicalTrials.gov
Start date
28 October 2025
Est. completion
1 December 2028

Where this trial is recruiting

🇩🇪 Germany

Primary endpoints

Effects of spermidine supplementation on sleep quality as measured by electroencephalography (EEG) mean power spectra; Effects of spermidine supplementation on sleep quality as measured by sleep spindle count assessed from EEG; Effects of spermidine supplementation on sleep quality as measured by sleep spindle power assessed from EEG; Effects of spermidine supplementation on sleep-related alertness as measured by computer-based task; Effects of spermidine supplementation on sleep-related visual-spatial memory as measured by computer-based task; Effects of spermidine supplementation on sleep-re...

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 27 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov