Ingredient function 42 ingredients

SMOOTHING

Seeking to achieve an even skin surface by decreasing roughness or irregularities.

42 ingredients in the EU CosIng inventory carry the SMOOTHING function designation.

Ingredients with the SMOOTHING function

Alpha-Glucan Oligosaccharide is a glucose oligomer exhibiting a degree of polymerization ranging from 2 to 10. It is prepared by the action…

Centella Asiatica Extract is the extract of the whole plant Hydrocotyl, Centella asiatica L., Apiaceae

CAS 84696-21-9

Cetraria Islandica Extract is an extract of the Iceland moss, Cetraria islandica, Parmeliaceae

CAS 84776-25-0

Elastins. An insoluble protein extracted from mammalian organisms

CAS 9007-58-3

Fucus Vesiculosus Extract is an extract of the dried thallus of the Bladderwrack, Fucus vesiculosus L., Fucaceae

CAS 84696-13-9

Glycyrrhiza Glabra Rhizome/Root is a plant material derived from the dried rhizomes and roots of the Licorice, Glycyrrhiza glabra L., Legum…

CAS 68916-91-6

Hydrolyszd Fucus Vesiculosus Extract is a hydrolyzed iodinated extract from the Bladderwrack, Fucus vesiculosus L., Furaceae

CAS 84696-13-9 / 100085-36-7

Malva Sylvestris Extract is an extract of the flowers and leaves and stems of the Mallow, Malva sylvestris L., Malvaceae

CAS 84082-57-5

3-Pyridinecarboxylic acid

CAS 59-67-6

Oryza Sativa Cera is a wax obtained from the Rice, Oryza sativa L., Poaceae

CAS 8016-60-2

Propolis cera is the waxy component of the resinous material found in beehives

CAS 85665-41-4

Rubus idaeus fruit Extract is an extract of the fruit of the Raspberry, Rubus idaeus L., Rosaceae

CAS 84929-76-0

Rubus Idaeus Juice is the liquid expressed from the fresh pulp of the Raspberry, Rubus idaeus L., Rosaceae

CAS 84929-76-0 / 8027-46-1

Serica is the fibrous protein (silk) obtained from cocoons of the silk worm

CAS 91079-16-2

Sericin is a protein isolated from the silk produced by the silkworm, Bombyx mori

CAS 60650-88-6 / 60650-89-7

Sesamum Indicum Seed Extract is an extract of the seeds of the Sesame, Sesamum indicum L., Pedaliaceae

CAS 8008-74-0

Spirulina Maxima Extract is an extract of the fronds of the Spirulina, Spirulina maxima, Cyanophyceae

Tamarindus Indica Extract is an extract of the pulp of the Tamarind, Tamarindus indica L., Leguminosae

CAS 84961-62-6

Tilia Cordata Extract is the extract of the whole plant of the Linden, Tilia cordata, Tiliaceae

CAS 84929-52-2

Vanilla Planifolia Fruit is a plant material derived from cured, full-grown unripe fruit of the Vanilla, Vanilla planifolia, Orchidaceae

CAS 8024-06-4 / 84650-63-5

Vanilla Planifolia Fruit Extract is an extract of the fruit of the Vanilla, Vanilla planifolia, Orchidaceae

CAS 8024-06-4 / 84650-63-5

Verbascum Thapsus Extract is an extract of the flowers and leaves of the Mullein, Verbascum thapsus L., Scrophulariaceae

CAS 90064-13-4

How the SMOOTHING function is used in CosIng

The SMOOTHING function is assigned by the European Commission in the CosIng ingredient inventory. This page currently lists 42 ingredients carrying that function label in the dataset, which helps you move from a functional claim to the exact ingredients that use it.

Seeking to achieve an even skin surface by decreasing roughness or irregularities.

Function assignments come from official EU CosIng data. They describe intended cosmetic use, but they do not replace regulatory review of each linked ingredient and any annex records tied to it.

Frequently asked questions

The SMOOTHING function, as defined in the EU CosIng database, describes the role this group of ingredients plays in a cosmetic formulation. There are currently 42 ingredients in the EU CosIng inventory assigned this function. Function labels are standardised terms used in Product Information Files (PIF) and ingredient declarations.

Yes. An ingredient's function in the CosIng inventory is independent of its regulatory status. An ingredient with the SMOOTHING function may also be listed in Annex II (prohibited), Annex III (restricted), or other annexes. Always check each ingredient's annex records for applicable conditions before formulating.

Ingredient functions are documented in the Product Information File (PIF) as part of the cosmetic product safety assessment. They describe the intended role of each ingredient in the formulation and support the safety assessor's review. Functions do not appear on consumer-facing product labels, which list only INCI names.

Use the INCI Checker to paste your full ingredient list and screen it against all Annex II–VI restrictions, CMR classifications and allergen flags from the EU CosIng database.

Tools & next steps

Check your formula

Scan a full INCI list, then review which matched ingredients are tagged with the SMOOTHING function.

INCI Checker

Browse all functions

See the full list of cosmetic ingredient function categories in the EU CosIng inventory.

All functions

Search annex entries for SMOOTHING

Search annex entries whose names or descriptions overlap with the SMOOTHING function keyword.

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