What the brand claims
In the brand’s own words, quoted as written.
“Hydrate and refine your skin with the Neutrogena Hydro Boost 10% Niacinamide Serum, a lightweight, fast-absorbing formula designed to deliver visible hydration in just one use. Clinically tested, 86% of users felt their skin was hydrated and 87% felt it was smooth after two applications daily, with a fragrance-free, non-sticky texture suitable for all skin types and ideal under makeup.”
Quoted from the Neutrogena product page
We quote these claims without judging them here — the verdict above weighs them against the evidence further down this page.
Ingredients14 ingredients
The full INCI list, as published by the brand.
Where to buy
What we've checked so far
We publish what we have while the assessment is still queued, and we're upfront about what's missing.
What we looked at
- Full INCI list, cross-checked against the brand's published formula.
- 90-day price history across 4 retailers, excluding shipping.
What we did not look at
- Our formula assessment — queued, not yet run.
- Shipping costs — not yet in all retailer feeds.
- Corol community reviews — none submitted yet.
What buyers say elsewhere
No external ratings indexed yet, and Corol community reviews haven't started.
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All 4 retailers
From €11.47 · Prices updated 1 day ago