Biologique Recherche- Serum Yall-O2 1 oz

Sale price Price $450.00 Regular price Unit price  per 

This serum stimulates the fullness of skin and lips, combating the effects of dehydration and aging, while reducing the size and depth of lines and wrinkles.
It reinforces skin’s elasticity and forms a protect layer over the skin.

How to use?

Apply to the whole face, neck and cleavage. Apply a few drops of Sérum Yall~O2 to the eyes 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.


  • Plumping effect on the fullness of the face and lips.
  • Revitalizes and reinforces the skin’s elasticity.
  • Forms a protective film over the skin.
  • Promotes optimal skin hydration levels.
  • Increases and restructures the fullness of the skin and lips.
  • Major weapon against dehydration and aging, highly targeted action.
  • Reduces the size and depth of lines and wrinkles and restores the skin’s smooth appearance.
  • Leaves the skin visibly refreshed and regenerated.


  • Antioxidiant and protective: Pomegranate Extract.
  • Regenerating and healing: Hibiscus and Lily Extracts.
  • Hydrating: Hyaluronic Acid, 10% Marine Collagen, Natural Moisturizing Factors.
  • Oxygenating: Specific BR Oxygenating Complex - Nanotechnology formulation.