The quintessential serums are the purest formulas of all in the Biologique Recherche range. They contain nothing but active ingredients, in the form of amino acids or short peptides. They are designed to target specific imbalances like dehydration, lack of vitality, fine lines, seborrheic skin and other issues.
-Re-energizing
-Cutaneous ageing
-Hydrating
-Firming
-Sebum-regulating
-Anti-wrinkle
