Controlled, randomized, single-center, double-blind clinical trial, with two parallel branches depending on the product consumed, to measure the efficacy of a supplement extracted from spinach on muscle strength in subjects over 50 years of age.
Subjects who meet the selection criteria will make two visits to the laboratory to perform the tests established in the protocol. In addition, all subjects will develop a program of strength, polyarticular, individualized and progressive exercises in which the main muscle groups are worked. The program will be held three days a week (36 sessions). Subsequently, a statistical analysis will be performed with the variables measured in the study to obtain results.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
50
The consumption time of the experimental product was 90 days and the control consumption time was 90 days. During this time, training should be done three times a week.
Catholic University of Murcia
Murcia, Spain
Muscle function
Isokinetic dynamometry. Knee flexion and extension force
Time frame: From baseline to 90 days
Muscle function
Isometric dynamometry
Time frame: From baseline to 90 days
Muscle mass
Dual X-ray absorptiometry (DEXA), measured in grams.
Time frame: From baseline to 90 days
Muscle mass
Bioimpedance, in grams.
Time frame: From baseline to 90 days
Balance
Force platform Kistler
Time frame: From baseline to 90 days
Health Questionnaire
Questionnaire Quality of life SF-36. It consists of 36 questions that assess the health and well-being of the person
Time frame: From baseline to 90 days
Nutritional survey
24 hour memory
Time frame: From baseline to 90 days
Liver safety variables
It is a blood test blood, with the aim of determining if there is any alteration in the liver.
Time frame: It is measured on an empty stomach, before and after the consumption time (60 days) with the experimental product and the placebo product.
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