To evaluate the difference between vitamin C in the form of oral liposomes and general vitamin C in a fixed period of time in plasma and urine.
we recruited 11 healthy subjects and adopted a cross-over test. the subjects need to take 3 tests during trail. After each test was completed, a washout period of 14 days was required before the next test start. The subjects were informed to consume one sachet vitamin C without liposome, liposomal process A vitamin C, or liposomal process B vitamin C (Double Nutri™) every test, and vitamin C concentration was measured at baseline (0 hours), 0.5, 1, 2, 3, 4, and 8 hours after taking test sample.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
11
subjects need to take 3 tests during trail. After each test was completed, a washout period of 14 days was required before the next test start
subjects need to take 3 tests during trail. After each test was completed, a washout period of 14 days was required before the next test start
subjects need to take 3 tests during trail. After each test was completed, a washout period of 14 days was required before the next test start
Research & Design Center, TCI CO., Ltd
Taipei, Taiwan
vitamin c detection
vitamin c was assessed by Ascorbic Acid Colorimetric Assay Kit II
Time frame: at 8 hours after taking test sample
The change of Triglyceride
Venous blood was sampled to measure concentrations of Triglyceride
Time frame: at 8 hours after taking test sample
The change of body mass index (BMI)
BMI is a measurement of a person's leanness or corpulence based on their height and weight, and is intended to quantify tissue mass.The body mass index (BMI, kg/m\^2) and body mass (kg) were assessed by InBody770.
Time frame: Time 0, 0.5, 1, 2, 3, 4, and 8 hours after taking test sample
The change of aspartate aminotransferase
Venous blood was sampled to measure concentrations of aspartate aminotransferase
Time frame: at 8 hours after taking test sample
The change of alanine aminotransferase
Venous blood was sampled to measure concentrations of alanine aminotransferase
Time frame: at 8 hours after taking test sample
The change of creatine
Venous blood was sampled to measure concentrations of creatine
Time frame: at 8 hours after taking test sample
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