Ceramides

Ceramide Ns …

INCI: CERAMIDE NS/PEG-8/SUCCINIC ACID COPOLYMER

Reviewed by Rosie · Last updated 14 Aug 2026

Also known as: Ceramide Ns/peg-8/succinic Acid Copolymer

A synthetic ceramide derivative that stabilises formulations whilst conditioning skin

Best For Skin Types

All, Dry, Sensitive, Mature

Addresses

Dryness, Barrier repair, Sensitivity

Usage Frequency

Daily

What Is Ceramide Ns …?

Ceramide Ns/PEG-8/Succinic Acid Copolymer is a chemically engineered ingredient combining ceramide chemistry with polyethylene glycol and succinic acid. It functions as both a stabiliser in skincare formulations and a skin-conditioning agent. This hybrid structure allows it to perform dual roles: maintaining product consistency whilst also interacting with the skin's outermost layers.

The ingredient belongs to a category of modified ceramides designed to improve stability and sensory properties in cosmetic products. Unlike traditional ceramides, its copolymer structure makes it particularly useful in complex formulations where multiple active ingredients need to remain stable over time.

How It Works

The ceramide component mimics natural ceramides found in skin, helping to reinforce the intercellular lipid structure of the stratum corneum. The PEG and succinic acid portions enhance the ingredient's solubility and emulsifying capacity, allowing it to disperse evenly throughout a formula and remain stable during storage.

When applied to skin, it may deposit a light conditioning film that helps reduce moisture evaporation whilst improving product texture and spreadability.

Clinical Evidence & References

Direct clinical evidence specific to this copolymer is limited. However, ceramides as a category have substantial research supporting their role in barrier function and hydration when used in skincare formulations. The addition of PEG and succinic acid modifies how the ingredient behaves, but dedicated studies on this particular combination are sparse in published literature.

Efficacy depends heavily on formulation context, concentration, and whether other complementary ingredients are present. It performs best as part of a broader barrier-support strategy rather than as a standalone active.

How to Use

This ingredient is primarily a formulation component, so its benefit depends on the overall product design. Use it as directed by the product instructions—typically daily as part of a moisturiser or conditioning treatment. Pair it with other barrier-support ingredients like cholesterol or fatty acids for optimal results.

Safety & Precautions

Generally well-tolerated in cosmetic formulations. Rare sensitisation is possible in individuals with PEG sensitivity, though this is uncommon.

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