This study investigates the impact of Aalpha-s1 casein hydrolysate (ACH; Lactium®) on sleep quality in individuals with chronic insomnia, employing both subjective sleep profiles and objective polysomnography (PSG) recordings.
During the trial, the use of food or health products containing sedative or hypnotic ingredients or formulations is prohibited.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
DOUBLE
Enrollment
38
150mg of Prelactium per capsule
150mg of Maltodextrin per capsule
Kuang Tien General Hospital
Taichung, Taiwan
Insomnia Severity Index (ISI)
A sleep-related questionnaire, ranging from 0 to 28, where higher scores indicate more acute symptoms of insomnia.
Time frame: 2nd and 4th week
Pittsburgh Sleep Quality Index (PSQI)
A sleep-related questionnaire, ranging from 0 to 21 with the higher total score indicating worse sleep quality.
Time frame: 2nd and 4th week
Epworth Sleepiness Scale (ESS)
A sleep-related questionnaire, ranging from 0 to 24. Scores from 0 to 10 reflect normal levels of daytime sleepiness, and scores over 10 are considered to reflect excessive daytime sleepiness.
Time frame: 2nd and 4th week
General Sleep Disturbance Scale (GSDS)
A sleep-related questionnaire, ranging from 0 (no disturbance) to 147 (extreme sleep disturbance).
Time frame: 2nd and 4th week
Hospital Anxiety and Depression Scale (HADS)
A sleep-related questionnaire, ranging from 0 to 21. A total score of \>8 points denotes considerable symptoms of anxiety or depression.
Time frame: 2nd and 4th week
Sleep quality
Polysomnography (PSG)
Time frame: baseline and 4th week
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