KILLER.CURLS RINSE 250ml

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.

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

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

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

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

Those seeking lightweight natural oils for moisture, shine or scalp comfort.

It is rich in fatty acids that support hair softness without feeling overly heavy. Often used as a carrier oil in both rinse-off and leave-in formulas.

Dry, coarse or thick hair that likes richer oils.

Suits some hair types more than others, and a little usually goes a long way.

Those seeking extra nourishment, softness or scalp comfort.

It is naturally high in ricinoleic acid, which gives it a thick texture and strong conditioning feel. It is often blended with lighter oils for easier spreading and a less heavy finish.

Those wanting smoother, more manageable hair without a heavy or greasy feel.

Safflower seed oil is rich in linoleic acid, which can support softness and shine. It is commonly used in both hair and skin formulations due to its light texture.

Those looking to add softness, shine or moisture to dry or textured hair.

It is rich in fatty acids that support a soft, conditioned feel without leaving a heavy residue. Commonly used in both rinse-off and leave-in formulas.

Most hair types, especially dry or dull hair.

A versatile, well-tolerated conditioning ingredient.

Those looking to enhance manageability, reduce the feel of dryness, or support colour retention.

Hydrolysed quinoa contains smaller protein fragments that can lightly film the hair, helping it feel smoother. It is often included in colour-care and strengthening formulas.

People looking to support hair strength, smoothness or light-volume effects.

It can help improve the feel of damaged or fine hair without the weight of some heavier proteins.

Those looking for added conditioning support or antioxidant benefits in their haircare.

It is commonly used because it is more stable than pure vitamin E while still offering similar benefits. It appears in many leave-in and rinse-off formulations.

Those looking for gentle hydration or scalp comfort.

Aloe extracts are widely used in haircare for their lightweight conditioning and calming feel. The powdered form is simply a concentrated version that is rehydrated during formulation.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

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.

Those looking for softer, easier-to-detangle hair.

It is derived from guar gum and is commonly used to enhance conditioning in shampoos and conditioners. It can also reduce static and improve manageability.

Those wanting lightweight hydration without heaviness.

It is often used as a gentle alternative to glycol-based humectants and can also help improve product texture and absorption.

Those living in hard-water areas or using products designed to maintain formula clarity and effectiveness.

By binding minerals, it can help reduce the impact of hard water on hair feel and product behaviour. It is commonly used in modern, mild formulations.

Those using hard water or products prone to mineral build‑up may appreciate its inclusion.

It is often used as a readily biodegradable alternative to traditional chelating agents. By managing metal ions, it can help formulas stay consistent over time.

All products that need a preservative system.

Often paired with other preservatives for broad protection.

Anyone who uses water-based products that benefit from reliable preservation.

It is commonly used alongside other preservation systems to maintain product freshness and extend shelf life. It is generally well tolerated in rinse-off and leave-in products.

All products that need protecting from spoilage.

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

Those interested in understanding preservative systems or identifying potential fragrance allergens.

Benzyl Alcohol is commonly used in professional haircare to support product stability and texture. It can also naturally occur in some essential oils.

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.

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.