Biolage Scalp Sync Clarifying Shampoo 400ml

All hair and skin types.

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

Oily scalps, heavy product users and people who like a strong cleanse.

May feel too cleansing for some dry, curly, colour-treated or sensitive hair types. This depends on the full formula and your hair needs.

Most hair types, including those wanting a gentler wash.

Often paired with other surfactants to make a formula feel milder.

Oily scalps and routines that need a strong, clarifying wash.

Can be more cleansing than gentler surfactants. Many people use it happily, while others prefer milder options for everyday washing.

Those using stylers, treatments or serums that rely on smooth, even application.

It is commonly used in both leave-in and rinse-off products to support stable, easy-to-apply textures. It can also assist with product absorption and consistency.

Those interested in how a product’s texture and lather are achieved.

It is a simple mineral salt that helps create a familiar shampoo feel and can influence how a cleanser spreads through the hair.

Those interested in soothing or antioxidant-rich botanical ingredients.

It is commonly used in haircare for its calming and conditioning properties. Its gentle nature makes it suitable for a wide range of formulations.

People who enjoy a cooling effect or want products that help soothe a tired or congested scalp.

Menthol is often included in shampoos and scalp treatments for its sensory feel and refreshing aroma. It can enhance the perception of cleanliness and comfort during use.

People dealing with flaky scalps, congestion or product buildup.

It is widely used in scalp-care formulas because it breaks down excess oils and debris without needing physical scrubbing. Often found in dandruff-control products.

Frizz-prone, coarse or dry hair wanting a smooth, glossy finish.

Some people prefer silicone-free formulas, especially for certain curl routines. It is widely used and helpful in many smoothing products.

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.

Most hair types wanting smoother, easier-to-manage hair.

Widely used in shampoos and conditioners for slip and softness.

Those using products that blend oils with water-based formulas, such as lightweight cleansers or treatment sprays.

It is often used to help create stable, uniform textures and to support gentle cleansing or dispersion of conditioning oils. Its PEG content also helps products rinse easily.

Those looking for products that disperse fragrance or oils evenly without feeling heavy.

It is commonly used in shampoos, conditioners and styling products to keep formulas stable and uniform. It also supports a smooth texture and even distribution of ingredients.

Those looking for mild cleansing with a smoother, less stripped feel.

It is often included to make cleansing formulas feel more conditioning and to help solubilise oils or fragrances. It pairs well with stronger surfactants to create a more balanced wash.

Those using products that need lightweight cleansing or stable, uniform formulations.

It is commonly used to solubilise fragrance oils and support smooth, consistent formulations. Its mild nature makes it suitable for a wide range of haircare products.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

Those interested in how product pH affects scalp comfort or hair cuticle behaviour.

It is used in very small amounts to bring a formula to the desired pH range. Once adjusted, it does not act as a strong alkaline agent in the finished product.

All products that need a preservative system.

Often paired with other preservatives for broad protection.

Those interested in products formulated for an optimal pH balance.

It is the sodium salt of glycolic acid and is commonly used to help keep formulations stable. In haircare, appropriate pH contributes to how smooth and manageable the hair feels.

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 citrus-style fragrances or want products with a fresh aromatic profile.

Citral is naturally present in several essential oils and is listed on labels because it is a recognised fragrance allergen. Only small amounts are typically used to adjust or enhance a product’s scent.

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.