What the brand claims
In the brand’s own words, quoted as written.
“Sisleÿa Longevity Essential Serum is formulated for mature skin and features a blend of biotechnological beta-glucans, ginkgo extract, and exclusive Phyt'actifs to help address visible signs of aging. The formula includes hyaluronic acid, plant oils, and phytosqualane to support skin comfort, nourishment, and freshness.”
Quoted from the Sisley product page
We quote these claims without judging them here — the verdict above weighs them against the evidence further down this page.
Ingredients55 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.
- 46 external ratings aggregated from review sites and retailers.
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
46 ratings from external review sites and retailers — scores only, we don't republish their words. Corol community reviews haven't started yet.
External average
4.8/ 5
46 ratings · not part of the verdict
Corol community reviews open here — be the first.
All 4 retailers
From €374.99 · Prices updated 1 day ago
° = over 3 days old