This clinical trial aims to learn about the efficacy of MLYAAT-1002® (a proprietary anti-aging complex, MLYAAT is short for "multi-layer anti-ageing technology" ) in female subjects who have newly received the rejuvenation treatment by comparing visual clinical scores, skin attributes measurement and image analysis.
The main expectation it aims to answer are: * After the 4-week continuous use of the test skin product with MLYAAT-1002®, the skin aging problem is significantly improved compared with it of controlled product. * After the single use of the test skin product with MLYAAT-1002®, the instant skin irritation after the Fotona4D Pro® treatment ( a nonablative fractional laser treatment for facial skin rejuvenation) is significantly lower compared with it of controlled product. * After the 4-week continuous use of the test skin product with MLYAAT-1002®, the skin TEWL (transepidermal water loss) is significantly recovered from the Fotona4D Pro® treatment compared with it of controlled product. And the skin TEWL after the 4-week continuous use of test product is improved or not significantly worse than it before the Fotona4D Pro® treatment. * After the 4-week continuous use of the test skin product with MLYAAT-1002®, no skin irritation symptom is worsen compared to it after the Fotona4D Pro® treatment.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
37
Each subject will receive a single treatment of the Fotona4D Pro® , followed by the first application of the active comparator on the randomly assigned side of split-face (the treatment side) on the same day, and sequently, will apply the active comparator to this side twice a day for 28 days.
Each subject will receive a single treatment of the Fotona4D Pro® , followed by the first application of the placebo comparator on the randomly assigned side of split-face (the control side) on the same day, and sequently, will apply the placebo comparator to this side twice a day for 28 dayd.
Shanghai China-norm Quality Technical Service Co., Ltd.
Shanghai, Shanghai Municipality, China
changes in individual typology angle (ITA°) of facial skin
capturing facial images by VISIA-7 (CANFIELD, America) and calculating the ITA
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in elasticity of facial skin (R2)
measuring gross elasticity (R2) by Cutometer® MPA580 (Courage\&Khazaka, Germany)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in elasticity of facial skin (F4)
measuring firmness (F4) by Cutometer® MPA580 (Courage\&Khazaka, Germany)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in facial skin topography (SEsm)
evaluating skin smoothness (SEsm) using VisioScan VC20(Courage\&Khazaka,Germany)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in facial skin topography (SEw)
evaluating wrinkles (SEw) using VisioScan VC20(Courage\&Khazaka,Germany)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in fine line depth of facial skin
evaluating peri orbital fine lines by Primos(CANFIELD, America)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in wrinkle depth of facial skin
evaluating crow's feet wrinkles by Primos(CANFIELD, America)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in skin thickness of facial skin
measuring skin thickness in µm by Ultrascan UC22(Courage\&Khazaka,Germany)
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Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in skin density of facial skin
measuring skin density (ultrasound density in % ) by Ultrascan UC22(Courage\&Khazaka,Germany)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28
changes in transepidermal water loss (TEWL,in g/m2/h) of facial skin
measuring the loss of water that passes from inside a body through the epidermis to the surrounding atmosphere by Tewameter® MPA580 (Courage\&Khazaka,Germany)
Time frame: Day 0, Day 3, Day 7, Day 14, Day 28