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La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Face Serum #1
La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Face Serum #1

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La Roche-PosayHyalu B5 Pure Hyaluronic Acid Face Serum

Item 2556945

4.3 out of 5 stars. 1570 reviewsQ & A
Size:1.0 oz


La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Face Serum hydrates, plumps the skin, smooths the look of fine lines and replenishes the skin barrier.



  • Pure hyaluronic acid face serum hydrates and visibly plumps the skin to improve the look of fine lines
  • Rich, ultra-hydrating face serum texture replenishes the skin barrier and leaves skin feeling supple
  • Locks in moisture as it helps repair and replump the skin in 4 hours with 2 types of hyaluronic acid and vitamin B5
  • Soothes the skin with mineral-rich La-Roche Posay Thermal Spring Water
  • Hyaluronic acid serum can be used alone or before moisturizer for extra hydration
  • Suitable for sensitive skin and sensitive eyes
  • Lightly fragranced
  • Dermatologist and allergy tested
  • After 4 weeks, the look of dark spots and skin discoloration are significantly reduced

Key Ingredients

  • Vitamin B5 attracts moisture to the skin and enhances the look and feel of smoothness
  • Two types of pure hyaluronic acid hydrate the skin and lock in moisture to repair and replump the skin
  • Madecassoside provides anti-aging and antioxidant benefits
  • La Roche-Posay Thermal Spring Water is naturally rich in minerals with scientifically demonstrated soothing and antioxidant properties

Formulated Without

  • Oil
  • Parabens

How To Use

Use as a daily anti-aging and Hyaluronic Acid serum to visibly plump, hydrate, and help reduce signs of aging. Apply face serum morning and/or evening to the face and neck. Use alone or as an added boost to your favorite moisturizer.

Build Your La Roche-Posay Regimen:

  • Step 1: Cleanse with La Roche-Posay Toleriane Purifying Foaming Face Wash for Oily Skin
  • Step 2: Treat with La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Face Serum
  • Step 3: Moisturize With La Roche-Posay Toleriane Double Repair Face Moisturizer with Niacinamide
  • Step 4: Protect with La Roche-Posay Anthelios Ultra Light Fluid Face Sunscreen SPF 60


Aqua / Water, Glycerin, Alcohol Denat., Propylene Glycol, Panthenol, Pentylene Glycol, Dimethicone, Peg-6 Caprylic/Capric Glycerides, Ppg-6-Decyltetradeceth-30, Glyceryl Isostearate, Madecassoside, Sodium Hyaluronate, Ammonium Polyacryloyldimethyl Taurate, Disodium Edta, Hydrolyzed Hyaluronic Acid, Caprylyl Glycol, Citric Acid, Xanathan Gum, Butylene Glycol, Tocopherol, Phenoxyethanol, Parfum / Fragrance.