Semi Di Lino Diamond Illuminating Shampoo and Conditioner 1 Litre Duo

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.

People looking for mild, low-foaming cleansers that are generally considered suitable for sensitive or dry hair types.

It is often used as an alternative to stronger surfactants to create a softer, more conditioning lather. It can also support formula stability and mildness in blended surfactant systems.

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.

People who like a rich, stable lather in their cleansing products.

It is often used alongside primary surfactants to enhance texture and mildness. Its viscosity‑boosting effect can also improve the feel of rinse‑off formulas.

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.

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

Widely used in shampoos and conditioners for slip and softness.

Hair wanting a light conditioning boost.

A plant-derived extract whose effect depends on the amount used.

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 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.

All products that need protecting from spoilage.

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

Those who want products that remain fresh and effective throughout their shelf life.

Benzoic Acid is often used alongside other preservatives to create a broad-spectrum system. It also plays a minor role in helping maintain a product’s pH balance.

Those who want products to stay fresh for longer, including people who use products slowly or store them in humid bathrooms.

It is often used at low levels and works well alongside other preservative systems to support formula longevity. It is commonly included in both rinse-off and leave-in products.

People who enjoy a scented product.

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

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.

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

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

Those looking for conditioning, slip, or richer textures in their haircare products.

Despite the name, fatty alcohols like cetyl alcohol are non‑drying and are commonly used to add emollience and stability to formulations.

Those looking for smoother-feeling hair or products that apply and spread easily.

It is a lightweight ester often used to reduce greasiness and enhance the feel of conditioning formulas. It can also support fragrance and oil distribution within a product.

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.