La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum Review
BLC Research Score
A research-based assessment from ingredient and formula analysis plus reputation, not a hands-on lab test. See our scoring approach.
- Best for
- sensitive
- Price
- $39.99 / 1 fl oz (30ml)
- Main claim
- Anti-aging firming
- Texture
- dropper-bottle hyaluronic acid serum, morning and/or evening
Editorial pick only.
Quick verdict
La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum sits in the mid-range tier at $39.99 for 1 fl oz (30ml). Best for sensitive skin.
Key ingredients
What the hero actives in Hyalu B5 Pure Hyaluronic Acid Serum are supposed to do.
Primary
4 Hyaluronic Acid System
Supporting
High-Weight H.A., Encapsulated B5 + H.A., Low-Weight H.A., Micro-Weight H.A.
Learn more about these actives
Hyaluronic Acid
A humectant that binds up to 1000x its weight in water, plumping skin and softening the appearance of fine lines.
Read the full Hyaluronic Acid guide ->Encapsulated Endonuclease
A DNA repair enzyme delivered in a liposomal capsule to support the skin's natural repair of UV-induced damage at the cellular level.
Read the full Encapsulated Endonuclease guide ->Alternatives to La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum
Other face serums we have reviewed.
ALASTIN
C-RADICAL Defense Antioxidant Serum
$218.00 / Full size
Read review ->ALASTIN
A-LUMINATE Brightening Serum
$198.00 / Full size
Read review ->Anua
Niacinamide 10 TXA 4 Serum
$24.00 / 1.01 fl oz (30ml)
Read review ->Anua
PDRN Hyaluronic Acid Capsule 100 Serum
$30.00 / 1.01 fl oz (30ml)
Read review ->See category roundups:
Final verdict
La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum is a mid-range face serum for sensitive skin.
Check price at LaIndependent. No sponsored placement.
Comparing options? See all our tested picks on the BestLiftingCream.com homepage.
Editor's note
Reviewed by the BLC Editorial Team using our standardized 7-criteria scoring methodology. Independent and not sponsored.
Last updated: Sep 29, 2026. Read how we evaluate.