
About this product
A lightweight hydrating serum combining hyaluronic acid and vitamin B5 (panthenol) designed to soothe irritation, strengthen the skin barrier, and plump dehydrated skin.
Full ingredients
Aqua/Water, Panthenol, Glycerin, Alcohol Denat, Dimethicone, Hydroxyethylpiperazine Ethane Sulfonic Acid (Hepes), PEG-20 Methyl Glucose Sesquistearate, Sodium Hyaluronate, Ammonium Polyacryloyldimethyl Taurate, Caprylyl Glycol, Vitreoscilla Ferment, Citric Acid, Xanthan Gum, Octyldodecanol, Tocopherol, Phenoxyethanol
Guru Score
Yay
11 experts · Strong agreementWhat they liked
What they flagged
What the gurus are saying
This serum draws instant plumping hydration into skin and earns consistent praise for calming redness and irritation, making it especially useful after treatments or for sensitive skin. The standout caveat is packaging: reviewers report the spray dispenser wastes product and applies unevenly, though the results are strong enough that some use it daily regardless. Those with fragrance sensitivity may want to patch-test first, and a few find it feels tacky on the skin until fully absorbed, best applied to damp skin and layered under moisturizer for maximum hydration.
Best for
Type
Key actives
Formula notes
Every take we've logged from this product's reviews across YouTube. Click any row to watch the moment they said it.
Independent of what the gurus think, this is what the published research supports about the main active ingredients here.
Ingredients like these draw water into the surface layers and slow how fast it leaves. The evidence is for comfort, softness and hydration rather than for changing the structure of the skin.
Source: DermNet
Vitamin E is an antioxidant, and it is often in a formula to keep the other ingredients stable rather than as the active itself. It pairs well with vitamin C, though on its own the evidence for visible change is limited.
A lightweight hydrating serum combining hyaluronic acid and vitamin B5 (panthenol) designed to soothe irritation, strengthen the skin barrier, and plump dehydrated skin.
Mostly yes. 8 of the 11 gurus who reviewed it give it their stamp of approval, for a Guru Score of 78%.
La Roche-Posay Cicaplast B5 Face Serum holds a Guru Score of 78%. That is our read on how warmly the experts talk about it, based on the verdicts of 11 expert reviewers we have collected. At least one expert has named it a Top Pick in its category.
La Roche-Posay Cicaplast B5 Face Serum is generally suited to dry skin and sensitive skin.
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