What the brand claims
In the brand’s own words, quoted as written.
“Aquasource Hydra Barrier Cream delivers 72 hours of hydration while strengthening the skin barrier, making it 50% stronger after just one hour. Formulated with Biotech Plankton™ and Bio-ceramides, it penetrates up to ten layers of the epidermis to support recovery and maintain deep moisture, with 91% of users reporting quick absorption and a smooth, comfortable feel after 31 days of use. The formula is 94% natural-origin and 90% biodegradable, housed in packaging featuring a jar made from 40% recycled glass and a cap made from 100% PCR recycled plastic.”
Quoted from the Biotherm product page
We quote these claims without judging them here — the verdict above weighs them against the evidence further down this page.
Ingredients73 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 3 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.
Corol community reviews open here — be the first.
All 3 retailers
From €30.51 · Prices updated 1 day ago
° = over 3 days old