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La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum

 
$39.99

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Highlights
  • Hydrates skin with hyaluronic acid
  • Nourishes with vitamin B5
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Product Overview

Use La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum to plump aging skin and hydrate skin.

This powerful anti-aging serum is formulated with two types of hyaluronic acid and vitamin B5 for a complexion that is hydrated and healthy. Containing both high molecular weight and low molecular weight hyaluronic acid, this moisturizing anti-aging serum helps lock in moisture and leave skin feeling plump to the touch. Vitamin B5 helps repair skin's natural moisture barrier to help skin retain hydration for smoother, softer skin for longer. This hyaluronic acid serum features a fresh fragrance in an allergy tested formula and also contains Madecassoside and La Roche-Posay Thermal Spring Water to help soothe skin. Skin is left feeling supple and hydrated to the touch.

  • Can be used alone or can be used to boost the benefits of your daily moisturizer.
  • Features a light fragrance in an allergy tested formula.
  • Provides skin with both immediate and lasting hydration benefits.

Formulated with:

  • Hyaluronic Acid: Attracts water for an immediate plumping effect and long lasting hydration.
  • Vitamin B5: Also known as panthenol, this vitamin provides skin with an anti-inflammatory effect, helping skin to repair itself for a healthier-looking complexion.
  • La Roche-Posay Thermal Spring Water: Soothes and calms while infusing skin with vital nutrients and minerals.

Plump, smooth and moisturize skin with La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum face treatment.

Highlights

  • Hydrates skin with hyaluronic acid
  • Nourishes with vitamin B5
  • Immediately hydrates skin

Ingredients

Directions

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Product Specifications

About the Brand

Customer Reviews (434)

Overall Rating

4.5
Based on 434 reviews

Review Summary

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434 Reviews

Profile picture of DanJ.

DanJ

from Connecticut

Age Group: 70-79

Normal Skin

Verified Purchase

November 28, 2025

The best.

I tried this serum, and I just love it. It’s probably the best one I have tried. Great value considering the quality of this product.

0 people found this helpful

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LovelySkin Customer

from Texas

Verified Purchase

November 27, 2025

Glowing skin

Made my skin glowing! Love it!

1 person found this helpful

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LovelySkin Customer

from North Carolina

Verified Purchase

November 24, 2025

So moisturizing!

I love this product! Gives glowy skin as a stand alone or prior to moisturizer and foundation. Smells great!

0 people found this helpful

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LovelySkin Customer

from Nebraska

Age Group: 20-29

Combination Skin

Verified Purchase

November 20, 2025

Love the Hydration, Do Not Care for the Pilling

I have been using this serum for a couple years now and love how easy it is to use. I use it every morning before the La Roche-Posay matte moisturizer. It isn't too thick and I don't feel it sitting on the skin after applying it. My only problem is that I cannot wear any foundation or other products on top without it pilling on my skin. Like little beads of product that are not penetrating the skin. A little frustrating but a small price to pay for the hydration this gives my skin. I wish it came in a little larger size as I go through one of these serums every three months with daily use.

0 people found this helpful

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Psemon

from Arkansas

Verified Purchase

November 03, 2025

Great

Great under my daily moisturizer . La Roche Posay are some of my favorite products

0 people found this helpful

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NancyR

from Texas

Age Group: 70-79

Wavy, Color treated hair

Mature Skin

Verified Purchase

October 26, 2025

Wonderful serum!

This Hyaluronic Acid serum applies very nicely. The serum is a little thicker, so it spreads well and a little bit goes a long way. Just let soak in the skin for a couple of minutes and then apply moisturizer and sunscreen. In general, La Roche-Posay products are high quality and every bit as effective as pricier brands.

0 people found this helpful

Profile picture of ANancy.

ANancy

from Florida

Age Group: 80+

Mature Skin

Verified Purchase

October 21, 2025

Like it

This is my first time to use a hyaluronic acid serum. It won’t be my last. I apply it night and day before putting on other moisturizers. My face feels softer and smoother. This brand was my choice because I felt like the price was reasonable. Ordering this brand again.

0 people found this helpful

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Anida

from Illinois

Straight, Color treated hair

Mature Skin

Verified Purchase

September 27, 2025

My favorite serum

It is my favorite serum for years. Nobody gives me my age. I use it morning and night and usually buy a large bottle. It lasts for months. I love Lovely Skin, and this website is the only place for all my skin care.

1 person found this helpful

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LovelySkin Customer

from California

Verified Purchase

September 27, 2025

La Roche Posay Hyalu B5 Pure Hyaluronic Acid Serum

My second time ordering this product. I really like it. I use it daily after cleansing ,Vita C serum ,and before Sunscreen. I have used B5 serum in the past from another company which was more costly. So this does the trick for me at a more affordable price point.

1 person found this helpful

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LovelySkin Customer

from California

Verified Purchase

September 19, 2025

Love, love, love!

On my second bottle of this. I absolutely love the smell of it, and it feels great!

0 people found this helpful

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LovelySkin Customer

Verified Purchase

September 13, 2025

La Roche-Hyalu B 5 Pure Hyaluronic Acid serum

This serum works well with my sensitive skin & adds just enough moisture!

0 people found this helpful

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GreenT

Age Group: 50-59

Combination Skin

Verified Purchase

September 09, 2025

My go to serum

This leaves my face feeling hydrated all day. Great serum for the price.

0 people found this helpful

Profile picture of Seniorbeauty.

Seniorbeauty

from Virginia

Age Group: 60-69

Verified Purchase

August 21, 2025

Good value serum

My husband & I have been using this product for over a year now. Great value, good result. We use it morning &,evening before La Roche Posay moisturizer. Result is comparable to the more expensive/high end serums. Happy customers here.

1 person found this helpful

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LovelySkin Customer

Verified Purchase

July 12, 2025

Working Wonders!

My hands needed a boost because of everyday chores. They needed a lift. Hand cream alone wasn't working for me so I decided to add a serum. I tried a very expensive one at first, which worked fairly well, but I needed something less expensive to use on my hands daily. I am so happy to say that this serum is working wonders for my hands. I am so glad I switched and the price is much more affordable. I will continue to purchase it.

3 people found this helpful

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LovelySkin Customer

Verified Purchase

June 10, 2025

Great Hydration

I have been using this product for 8 months and really love how my skin feels, well hydrated!

1 person found this helpful

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IneaD

Verified Purchase

May 30, 2025

Favorite!

This serum is very gentle and leaves my skin very hydrated with no stickiness. La Roche is one of my favorite brands.

3 people found this helpful

Profile picture of Daniellep.

Daniellep

Verified Purchase

May 26, 2025

One of my favs!

I love La Roche Posay products. This is one of my favorite serums. I’ve been using it for years now. I always get compliments on my skin

1 person found this helpful

Profile picture of Tana.

Tana

Verified Purchase

May 24, 2025

Very Surprised

I bought this quite awhile ago but started using this year during winter. I thought it was plumping my face but stopped using it to see the difference. I was surprised to find it really did make my face plumper. It also felt very soft!

0 people found this helpful

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LovelySkin Customer

Verified Purchase

May 24, 2025

My Mom Likes This

Bought this for my mom and she likes it.

0 people found this helpful

Profile picture of SkinSnobMama.

SkinSnobMama

Verified Purchase

May 24, 2025

Pretty good and hydrating, but prefer other brands

This is a solid HA serum. I find it to be a tiny bit sticky, whereas some other brands are more watery. Not necessarily a bad thing, probably personal preference. Definitely delivers results - skin appears smoother and more hydrated!

2 people found this helpful

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