The purpose of this study was to investigate the effects of Pennisetum purpureum health food supplementation on muscle mass and muscle strength.
All participants performed anthropometric measurements (body height, body weight, BMI, blood pressure, body composition, upper arm circumference, and lower thigh circumference), blood collection (hormones, liver function, and kidney function), exercise test (grip strength and 10-m walking test), as well as questionnaire survey before supplementation. Participants were assigned to either the experimental (n=20) or placebo (n=20) group according to their body composition, upper arm circumference, and lower thigh circumference. The definition of insufficient muscle mass was based on the Asian working group for sarcopenia (AWGS) that skeletal muscle mass in extremities by dual-energy X-ray absorptiometry less than 7.0 kg/m2 in men and less than 5.4 kg/m2 in women is a necessary condition, and one of the following criteria were met: (1) handgrip strength less than 28 kg in men and less than 18 kg in women and (2) 5-time chair stand test over than12 seconds. The anthropometric measurements (body height, body weight, BMI, blood pressure, body composition, upper arm circumference, and lower thigh circumference), blood collection (hormones, liver function, and kidney function), exercise test (grip strength and 10-m walking test), as well as questionnaire survey, were collected after 8 weeks and 12 weeks of supplementation.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
40
300mg Participants received 900mg of Pennisetum purpureum orally daily for 12 weeks
Placebo
Taipei Medical University
Taipei, Taiwan
RECRUITINGBody height
Time frame: Baseline (before supplementation)
Body height
Time frame: 8 weeks of supplementation
Body height
Time frame: 12 weeks of supplementation
Body weight
Time frame: Baseline (before supplementation)
Body weight
Time frame: 8 weeks of supplementation
Body weight
Time frame: 12 weeks of supplementation
BMI (body mass index)
Time frame: Baseline (before supplementation)
BMI (body mass index)
Time frame: 8 weeks of supplementation
BMI (body mass index)
Time frame: 12 weeks of supplementation
Systolic blood pressure
Time frame: Baseline (before supplementation)
Systolic blood pressure
Time frame: 8 weeks of supplementation
Systolic blood pressure
Time frame: 12 weeks of supplementation
Diastolic blood pressure
Time frame: Baseline (before supplementation)
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Diastolic blood pressure
Time frame: 8 weeks of supplementation
Diastolic blood pressure
Time frame: 12 weeks of supplementation
ASM (Appendicular Skeletal Muscle Mass)
Time frame: 12 weeks of supplementation
ASM (Appendicular Skeletal Muscle Mass)
Time frame: 8 weeks of supplementation
Upper Arm Circumference
Time frame: Baseline (before supplementation)
Upper Arm Circumference
Time frame: 8 weeks of supplementation
Upper Arm Circumference
Time frame: 12 weeks of supplementation
Thigh Circumference
Time frame: Baseline (before supplementation)
Thigh Circumference
Time frame: 8 weeks of supplementation
Thigh Circumference
Time frame: 12 weeks of supplementation
Grip Strength
Time frame: Baseline (before supplementation)
Grip Strength
Time frame: 8 weeks of supplementation
Grip Strength
Time frame: 12 weeks of supplementation
10-Meter Walk Test
Time frame: Baseline (before supplementation)
10-Meter Walk Test
Time frame: 8 weeks of supplementation
10-Meter Walk Test
Time frame: 12 weeks of supplementation
Testosterone level
Time frame: Baseline (before supplementation)
Testosterone level
Time frame: 8 weeks of supplementation
Testosterone level
Time frame: 12 weeks of supplementation
Cortisol level
Time frame: Baseline (before supplementation)
Cortisol level
Time frame: 8 weeks of supplementation
Cortisol level
Time frame: 12 weeks of supplementation
Growth Hormone level
Time frame: Baseline (before supplementation)
Growth Hormone level
Time frame: 8 weeks of supplementation
Growth Hormone level
Time frame: 12 weeks of supplementation
Insulin-like Growth Factor-1
Time frame: Baseline (before supplementation)
Insulin-like Growth Factor-1
Time frame: 8 weeks of supplementation
Insulin-like Growth Factor-1
Time frame: 12 weeks of supplementation
follistain level
Time frame: Baseline (before supplementation)
follistain level
Time frame: 8 weeks of supplementation
follistain level
Time frame: 12 weeks of supplementation
myostain level
Time frame: Baseline (before supplementation)
myostain level
Time frame: 8 weeks of supplementation
myostain level
Time frame: 12 weeks of supplementation