Biotherm's Blue Retinol Night Serum is a concentrated night serum that targets visible signs of ageing while supporting skin renewal. Lightweight and fast-absorbing with a non-greasy finish, it suits those seeking evening of texture and tone. Fragrance-free and formulated for nightly use, it highlights retinol-led benefits alongside complementary skin-supporting actives.
Ingredient Safety
No risk5
Low risk26
Moderate risk4