Independent French clinical study: MASQUE LE PROFESSIONNEL
GREDECO: Independent laboratory specialised in dermatology and cosmetology, under the direction of Dr Sylvie Boisnic, Dermatologist - July 2024
84-day clinical study, 25 volunteers, measurements at D0 / D28 / D56 / D84 — 6 minutes per day or 12 minutes every other day
Equipment: LifeViz Micro® (crow's feet, nasolabial folds), Bazin score (oval sagging), GREDECO 0-4 scoring (complexion radiance), Monaderm 20MHz ultrasound (dermal density), Chromametry (dark circles), D-Squame assay (oxidative stress H2O2), LifeViz Viewer+ (redness), self-assessment questionnaire, dermatological supervision throughout the study
Statistics: Student's test and Wilcoxon test on paired data, normality verified by Shapiro-Wilk test, significance threshold p < 0.05
(All results below are statistically significant)
Objective instrumental results at D84:
Complexion radiance: x2 (score 1.06 → 2.26, p<0.0001) — from D28
Crow's feet: -28% (p=0.0001)
Nasolabial folds: -24% (p<0.0001)
Oval sagging: -17% (p=0.0004)
Dermal density: +48% (p<0.0001)
Dark circles lightening L*: +6% (p<0.0001)
Dark circles lightening ITA°: x2 (p=0.0007)
Oxidative stress (H2O2): -30.3% (p=0.0004)
Self-questionnaire — 25 volunteers at D84:
96% observe an overall improvement of their skin
92% perceive a reduction in wrinkles
92% notice a visible radiance
92% feel softer skin
84% feel smoother skin
80% feel suppler skin
72% feel firmer skin
72% feel plumper skin
72% perceive a more even complexion
72% perceive a reduction in the appearance of pores
68% perceive less visible redness
68% feel more elastic skin
64% confirm an anti-ageing effect
64% consider that their skin looks younger
Results may vary from one individual to another.