beauty

Cyperus esculentus tuber

Concern score

Not assessed — no hazard data yet.

Cyperus esculentus tuber in plain language

What it is: On cosmetic ingredient lists it appears as “Cyperus esculentus tuber extract”.
Also known as Cyperus esculentus tuber extract · Cebollin root · Chlorocyperus aureus root · Chlorocyperus phymatodes root · Chufa flatsedge root · Chufa root
Show all 40 names
Cyperus aureus root · Cyperus bahiensis root · Cyperus buchananii root · Cyperus callistus root · Cyperus chrysostachys root · Cyperus cubensis root · Cyperus damiettensis root · Cyperus esculentus root · Cyperus fresenii root · Cyperus fulvescens root · Cyperus gracilescens root · Cyperus gracilis root · Cyperus heermannii root · Cyperus helodes root · Cyperus lutescens root · Cyperus melanorhizus root · Cyperus nervosus root · Cyperus officinalis root · Cyperus pallidus root · Cyperus phymatodes root · Cyperus repens root · Cyperus ruficomus root · Cyperus scirpoides root · Cyperus sieberianus root · Cyperus tenoreanus root · Cyperus tenorei root · Cyperus tuberosus root · Cyperus variabilis root · Pterocyperus esculentus root · Pycreus esculentus root · Tigernut · Yellow nut sedge root · Yellow nut sedge tuber · Yellow nutgrass root
What it does: Used in cosmetics as a skin protectant. Cyperus Esculentus Tuber Extract is the extract of the tubers of Cyperus esculentus L., Cyperaceae.
Skin protecting
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

What we know about this ingredient

FDA GSRS classifies this ingredient as ingredient substance structurallydiverse.

Regulation

No restrictions found. Cyperus esculentus tuber appears in these published regulatory listings.

EUCosIngActiveCyperus Esculentus Tuber Extract is the extract of the tubers of Cyperus esculentus L., Cyperaceae
- Cyperus Esculentus Tuber Extract is the extract of the tubers of Cyperus esculentus L., CyperaceaeSource →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as structurallydiverse.
- openFDA substance registry classifies this ingredient as structurallydiverse.Source →

Expert safety opinions

No expert opinion on file for Cyperus esculentus tuber. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.

Evidence & sources

No graded research studies for Cyperus esculentus tuber yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

3 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
FDA GSRS UNII
registry · updated 2026-02-26
Open →
openFDA Substance
registry · updated 2026-05-24
Open →

Allergen profile

Canonical allergen markers detected on this ingredient. Each row is derived from the ingredient’s name or synonyms matching a known allergen class — useful when scanning a label for a specific allergy context.

Tree nutsContains · Oral (ingested)
Source: chemindex_name_match

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Catalog

Found in these products

Their ingredient lists include Cyperus esculentus tuber; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 158 →Find products without it →