The ingredient, explained
Cystoseira Humilis Extract
Cystoseira humilis extract is a preparation from a brown seaweed species. Original analytical work identifies this alga as a source of alginate, but a cosmetic extract is not necessarily isolated or purified alginate.
Explore connectionsIngredient guide
What it is and what it does
About this ingredient: Original research: Cystoseira humilis botanical identity ↗
A verified formulation role is not on file for this name.
A closer look
What the research shows
We have not yet published a checked study for this exact ingredient. This is a gap in our coverage, not a finding that research does not exist or that the ingredient is ineffective.
Ingredient research is not proof that a product containing this ingredient works.
Follow the formula
Products containing this ingredient
From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.
Names and identifiers
- INCI name on ingredient lists
- CYSTOSEIRA HUMILIS EXTRACT
Sources for this ingredient record
- Original research: Cystoseira humilis botanical identity ↗ · Recorded Sep 30, 2026
- Official product ingredient declaration ↗ · Recorded Aug 10, 2026