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Unlock the simple, clinically proven approach to youthful, glowing skin - both instantly and over time. It’s as easy as using vitamin C plus sunscreen in the morning and vitamin A (also known as retinol/retinal) at night. We call this; the CSA PhilosophyⓇ.
0.2% Retinal serum for highly experienced vitamin A users - 11x faster than retinol
Experienced / $121
Crystal Retinal Ceramide Eye 3
0.03% Retinal all-in-one ceramide night cream for vitamin A beginners - 11x faster than retinol
15ml / $53
Crystal Retinal Ceramide Eye 6
0.06% Retinal all-in-one ceramide night cream for vitamin A beginners - 11x faster than retinol
15ml / $67
Crystal Retinal Ceramide Eye 10
0.1% Retinal all-in-one ceramide night cream for vitamin A beginners - 11x faster than retinol
15ml / $84
Vitamin C and SPF 30 2-in-1 moisturiser - Brightens complexion and protects against sun damage
50ml / $75
