Keratin Therapy Lisse Design Rehydrating Mask 200ml

All hair and skin types.

Almost always the first ingredient listed in water-based products.

People looking for smoother, more manageable hair or richer, creamier product textures.

Despite the name, fatty alcohols are moisturising and conditioning rather than drying. They also help stabilise and thicken many haircare formulas.

People looking for improved manageability, detangling and smoother-feeling hair.

It is a commonly used quaternary ammonium compound that helps conditioners spread easily through the hair. It is effective even at low levels, which is why it appears frequently in rinse-off products.

Most hair types, especially tangle-prone or coarse hair.

A common conditioner ingredient despite the chloride name, which simply describes its chemistry.

People looking for smoother, more manageable hair textures.

Cetyl esters are wax‑like emollients that improve product spreadability and give a soft, conditioned feel. They are commonly used to enhance texture without heaviness.

Damaged, frizz-prone or colour-treated hair wanting targeted smoothing.

Designed to deposit where hair needs it most. Some prefer silicone-free formulas by choice.

Damaged, chemically treated or fragile hair wanting reinforcement.

Protein routines suit some hair well, while very protein-sensitive hair may prefer balance with moisture.

People looking to enhance softness, manageability or light smoothing without weight.

It forms a light film on the hair, which can support softness and shine. It is commonly used in both rinse-off and leave-in products for added conditioning.

Dry, dull or frizz-prone hair.

A popular conditioning oil used across many treatment and shine products.

Most hair types, especially dry or dull hair.

A versatile, well-tolerated conditioning ingredient.

Dry or dehydrated hair, and many curl and moisture routines.

A very common, well-tolerated humectant used across countless products.

Those using products that need clear, stable formulations such as shampoos, serums or sprays.

It is commonly used in haircare as a non-ionic surfactant that improves product texture and clarity. It also supports even distribution of conditioning or fragrance ingredients.

Those using styling products that benefit from fast evaporation, such as sprays.

It is commonly used at low levels to improve texture and spreadability. It evaporates quickly, leaving minimal residue on the hair.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

All products, especially in hard-water areas.

Used in tiny amounts to keep formulas performing reliably.

Anyone using products that benefit from extended shelf life and maintained performance.

It helps protect oils and other sensitive ingredients from breaking down when exposed to air and light. It is used in very small amounts to support product consistency.

All products that need protecting from spoilage.

A very common, well-studied preservative used at low levels.

Anyone who wants products to stay fresh and stable over time.

Parabens like methylparaben are widely used because they are effective in very small amounts and have a long history of use in cosmetics. They help maintain product quality, especially in water-based formulas.

Those who want products with reliable preservation, including professionals who need consistent shelf stability.

Ethylparaben is part of the paraben family, which has been widely used for many years due to its effectiveness in small amounts. It is often combined with other preservatives to create a broad‑spectrum system.

Anyone using products that benefit from a long, reliable shelf life.

Propylparaben is a widely used preservative that helps maintain product quality and freshness. It is used at very low levels and is well studied for its role in keeping formulations stable.

Those who want products with a longer shelf life and consistent performance.

Parabens like butylparaben are widely used and well-studied preservatives that help keep products stable. They are typically present in very small amounts to maintain freshness and quality.

People who enjoy a scented product.

Fragrance preference is personal. Some people prefer fragrance-free formulas by choice.

A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.

Those who enjoy subtly scented haircare products.

It is one of the fragrance components that must be listed separately when present above certain levels. People with known fragrance sensitivities may choose to monitor for it.

A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.