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Benefits |
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La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Face Serum
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Highlights
Summary
Hyalu B5 Suractivated Serum uses a 4-hyaluronic acid system to deliver 27x more HA 8 layers deep into the skin for 1-hour barrier repair. Instantly, 91% consumers felt smoother skin and 96% saw refined texture, and 90% of GLP-1 users saw firmer, radiant skin.
Benefits
- Ultra Hydrating Hyaluronic Acid Serum for Barrier Repair: Deeply hydrates, plumps skin to the touch, and restores the moisture barrier for a supple feel, with 91% agreeing skin feels smoother instantly. Consumer test, 85 subjects, 2 timesday application.
- Dermatologist and allergy tested
Features
- Fresh scent Olfactive Family: Fresh
Item 2620404
Step 1. Apply 3-4 drops to the face, neck & decollete.
Step 2. Apply morning & evening.
Aqua/Water/Eau, Glycerin, Alcohol, Denat, Propylene Glycol, Panthenol, Pentylene Glycol, Dimethicone, Peg-6 Caprylic/Capric Glycerides, Alpinia Galanga Leaf Extract, Calcium Chloride, Glyceryl Isostearate, Madecassoside, Ppg-6-Decyltetradeceth-30, Sodium Acetylated Hyaluronate, Sodium Hyaluronate, Algin Adenosine, Ammonium Polyacryloyldimethy Taurate, Propanediol, Hydrolyzed Hyaluronic Acid, Hydroxyacetophenone, Caprylic/Capric, Triglyceride, Caprylyl Glycol, Citric Acid, Trisodium Ethylenediamine Disuccinate, Acetyl Glucosamine, Xanthan Gum, Butylene Glycol, 1,2-Hexanediol, Tocopherol, Phenoxyethanol, Parfum/Fragrance.
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Reviews
Review Snapshot
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Ratings Distribution
Best For
Describe Yourself
Skin Type
Most Helpful Positive Review
Very moisturizing - quite sticky
I was initially really curious about this product because it was becoming popular in Korea while I was living there. Thankfully, it's a little less expensive in America! I really like hyaluronic products and this serum is quite nice. The only downside I would say is that it's pretty sticky and can t...
Most Helpful Critical Review
Please no fragrance
This product is good, but the fragrance is too strong that makes me dizzy and all my women in my family. Please come with a version without fragrance.
582 results
I can't go without my La Roche-Posay HYALU B5 Serum!
I just can't be without it. I first purchased my first bottle about 2 years ago. After I ran out I tried a less expensive hyaluronic bottle. No comparison, not even close. I returned right back to La Roche-Posay and am very pleased with the results, and quality.

Glad I added this to my routine
I added this to my daily skincare routine about 3 months ago. It has definitely improved the overall appearance of my skin. This is a before picture from November and the second one is the beginning of February.

A staple
This hyaluronic acid is a staple in my routine. I use it just about everyday. It helps keep my skin moisturized.
Drugstore that does better than prestige
I am a dry girly and this serum is 10/10 for maintaining a dewy glow. I use both mornkng and night. Paired with citaplast baum also from LRP, best winter skin combo ive ever tried!
I LOVE it
Have repurchased this product about 4 or 5 times now and i love it. I have very dry skin and this does the job