Alzheimer's Disease Trial, Recruiting
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.
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
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
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?
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.