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Serum Yall O2 is a finishing serum that revitalizes and reinforces the skin's elasticity. his replumping, regenerating elixir is a highly effective anti-aging fluid.

Direction for use:

Apply a few drops of Sérum Yall O2 to the eye contour, the whole face, neck, cleavage and lips in the morning and/or evening.

This product is applied as the finishing touch to your Biologique Recherche skin care program.


Its innovative formulation based on nano-technology and oxygenating vectors provides intensive treatment and instant effects which are prolonged with regular application.

Forms a protective film on the skin.

Serum Yall O2 is a regenerating, hydrating and oxygenating serum with antioxidant and protective agents.

Increases and restructures the fullness of the skin and the lips.

Reduces the size and depth of wrinkles and lines and restores the skin's smoothness.

Recommended for:

All types of skin. Ideal or dehydrated skin.

Not recommended for acne-prone skin.



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