Defy Damage Duo - To Prevent Damage

Anyone using liquid haircare products, as water is a core component.

It helps create a workable texture and allows surfactants, conditioners and other actives to perform effectively.

Those who prefer a deep‑cleaning or clarifying effect, especially in shampoos.

It is often used in clarifying formulas because it creates a rich lather and provides an effective cleanse. Its intensity can feel more cleansing than milder surfactants, depending on hair type and formulation.

Most hair types, including those wanting a gentler wash.

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

Those looking for a mild cleansing option that supports a gentle shampoo feel.

It is often used to provide a balanced cleanse without leaving hair feeling stripped. Its texture and lather profile make it popular in modern, gentle shampoo formulas.

Those looking for mild, low-irritation cleansing, including people with dry or sensitive scalps.

It is often paired with other surfactants to balance cleansing power and mildness. Commonly used in baby shampoos and sensitive-skin formulas due to its gentle profile.

Those looking for mild cleansing, including people with sensitive scalps or dry hair.

It is part of the alkyl glucoside family, known for creating a soft, low-irritation lather. It is often blended with other surfactants to balance foam and cleansing strength.

People looking for a milder alternative to traditional sulphate surfactants.

It is often used in gentle or colour-care formulas because it provides effective cleansing with a softer feel. Despite the name, it is typically considered milder than many common sulphate surfactants.

Those looking for softer, smoother-feeling hair or gentle hydration.

Betaine is a naturally occurring molecule often used to improve hair feel and support moisture retention. It can also help enhance the overall mildness of cleansing formulas.

All products that need protecting from spoilage.

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

People looking for effective cleansing with a gentler feel than traditional sulphate surfactants.

It is often used in shampoos where a rich, foamy lather is desired without a stripped feel. Its molecule is larger than some classic sulphates, which can give it a milder profile on the hair and scalp.

Those looking for formulas that help with hair resilience or hydration.

Arginine is naturally present in the hair’s keratin structure and is commonly added to strengthening or repairing products. It is also used in some formulations to help support scalp comfort.

Those seeking lightweight conditioning or products designed to support the hair’s moisture balance.

It is a naturally occurring lipid often used to help improve texture and spreadability in formulations. In some products it also supports the delivery of other ingredients.

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

It is rich in fatty acids that help support hair feel and manageability. It is commonly used in both rinse-off and leave-in products for added nourishment.

Those seeking softer, more manageable hair or products aimed at strengthening the feel of damaged hair.

This modified keratin is designed to bind to the hair surface and improve softness without weighing it down. It is commonly used in professional strengthening and smoothing formulas.

People looking for repair-focused or strengthening haircare formulas.

Arginine Hydrochloride is commonly included in haircare to support the hair fibre and enhance conditioning benefits.

Those who like creamy, luxurious-feeling shampoo or conditioner textures.

It also provides a mild conditioning feel, helping formulas spread smoothly through the hair. Its use is common in many everyday cleansing 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 shampoos with a richer lather and smoother feel.

It is often used to stabilise and boost the performance of other surfactants in a formula. It can also contribute a light conditioning effect to hair.

People looking for reduced frizz, easier detangling or a smoother feel.

Polyquaterniums are widely used in shampoos and conditioners to provide a soft, conditioned finish without weighing the hair down. They can support cuticle alignment and enhance slip during styling.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

People looking for improved slip, reduced frizz or easier detangling.

It is commonly used in shampoos, conditioners and styling products to enhance manageability and provide a light, non‑heavy feel. It is well known for offering conditioning benefits without weighing the hair down.

Those looking for products with effective cleansing or evenly dispersed ingredients.

It is commonly used at low levels to support texture and clarity in shampoos and styling products. Despite being a surfactant, it is often included for solubilising rather than strong cleansing.

Those using shampoos or washes that benefit from a richer, more stable texture.

It is a nonionic surfactant derived from glucose and is commonly used to improve viscosity in gentle cleansing products. It is well tolerated in most haircare formulas.

People looking for improved slip, reduced frizz and easier detangling.

This ingredient blends silicone and meadowfoam-derived components to enhance spreadability and leave a light, conditioned feel. It is often used in formulas seeking a balance between smoothness and a non-heavy finish.

Those using lightweight cleansers or products designed to rinse clean easily.

It is commonly used to improve the texture and spreadability of formulas and to help oils disperse in water-based products. Its mild nature makes it suitable for many haircare applications.

People seeking improved manageability, reduced frizz or a silkier feel in their hair.

It is a cationic ingredient that deposits easily on the hair surface to enhance slip and detangling. Commonly used in conditioners, masks and leave-ins for a smoother finish.

Those looking for added hydration without heaviness.

It is derived from glucose and is commonly used to enhance softness and manageability in haircare formulas.

People looking for lightweight conditioning benefits without a heavy silicone feel.

This is a modified silicone designed to be more dispersible in water, which can make it feel lighter on the hair. It is commonly used in modern conditioners and treatments for slip and detangling.

Those in hard-water areas who want shampoos and conditioners to rinse more cleanly.

Chelating agents can support formula consistency and help prevent minerals from depositing on the hair or interfering with product texture. They are widely used in many rinse-off and leave-in formulations.

Those looking for gentle cleansing or lightweight formulations.

It is commonly used to stabilise formulas and support soft, conditioned feel in hair products. It is considered a gentle option compared with stronger cleansing agents.

Those wanting added nourishment or antioxidant support in their haircare routine.

Tocopherol is commonly included to help protect oils in a formula from oxidising and to offer light conditioning benefits. It is widely used in both skincare and haircare products.

Those looking to add softness, shine or a natural conditioning boost to dry or textured hair.

It is valued for its balance of fatty acids, which help support smooth, manageable hair. Often included in blends to enhance overall nourishment.

Those looking for products that support moisture balance without heaviness.

It is also commonly used as a solvent to help dissolve other ingredients evenly in a formula. It is well tolerated in most haircare products and contributes to a smooth application feel.

Those looking for improved slip, reduced static and easier detangling.

It is commonly used in conditioners to enhance manageability and provide a silky feel. As a large conditioning molecule, it remains mostly on the hair’s surface to support smoothness.

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.

Those who want products to remain fresh and effective over time.

It is used in very small amounts to support product longevity and is common in both rinse-off and some leave-in formulas. Regulations guide its safe use levels in different product types.

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.

People looking for conditioners or treatments that provide slip, softness and richer textures.

Although called an alcohol, it is a waxy, non‑drying fatty alcohol commonly used to enhance conditioning performance and product stability.

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.

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.

People looking for smoother-feeling hair or richer, more conditioning formulas.

Despite the name, fatty alcohols like behenyl alcohol are quite different from drying alcohols and are commonly used to add slip and creaminess to haircare products. They can also support the stability and thickness of conditioners and masks.

Those looking for improved manageability, softness and reduced static in dry or textured hair.

It is a cationic ingredient that works by adhering to the hair surface to provide slip and reduce tangling. Often used in conditioners and masks for a richer, more conditioning feel.

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.

Those looking for added softness, shine, or nourishment in dry or coarse hair.

It is commonly used as a lightweight conditioning oil in many haircare formulas. It can also support the spreadability of styling and treatment products.

Most hair types, especially dry or dull hair.

A versatile, well-tolerated conditioning ingredient.

Those looking to add softness, shine or protection to dry or coarse hair.

It is rich in fatty acids that help reduce moisture loss and improve manageability. Often used in both leave-in and rinse-off formulas for added nourishment.

Those seeking lightweight conditioning or products designed to support the hair’s moisture balance.

It is a naturally occurring lipid often used to help improve texture and spreadability in formulations. In some products it also supports the delivery of other ingredients.

Those seeking softer, more manageable hair or products aimed at strengthening the feel of damaged hair.

This modified keratin is designed to bind to the hair surface and improve softness without weighing it down. It is commonly used in professional strengthening and smoothing formulas.

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

It is rich in fatty acids that help support hair feel and manageability. It is commonly used in both rinse-off and leave-in products for added nourishment.

Those looking to add softness, shine or a natural conditioning boost to dry or textured hair.

It is valued for its balance of fatty acids, which help support smooth, manageable hair. Often included in blends to enhance overall nourishment.

Dry, coarse, curly or thick hair wanting extra softness.

Rich and nourishing, so amounts can be adjusted to hair type.

Those seeking smoother, more manageable hair or added nourishment without heavy oils.

Olive oil unsaponifiables are the fraction of olive oil rich in naturally occurring lipids that remain after saponification. They are valued for their ability to support softness and suppleness in hair products.

People looking for repair-focused or strengthening haircare formulas.

Arginine Hydrochloride is commonly included in haircare to support the hair fibre and enhance conditioning benefits.

Those looking for formulas that help with hair resilience or hydration.

Arginine is naturally present in the hair’s keratin structure and is commonly added to strengthening or repairing products. It is also used in some formulations to help support scalp comfort.

Useful for dry, damaged or chemically treated hair needing extra manageability.

It works by depositing a light conditioning layer on the hair fibre, improving slip and reducing static. Commonly used in conditioners and leave-in treatments.

Those looking for improved slip, manageability and reduced static, especially in dry or textured hair.

It is often paired with fatty acids to enhance conditioning performance and provide a softer feel. It also helps detangle without weighing hair down.

Those looking for improved detangling, softness, and reduced frizz.

It is a common quaternary ammonium compound used in conditioners to enhance hair manageability. It works by coating the hair fibre, helping it feel smoother and easier to comb.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

Most hair types as part of a moisturising formula.

A widely used humectant and carrier ingredient.

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 looking for effective yet mild cleansing or improved product spreadability.

It is commonly used in shampoos and styling products to support gentle cleansing and stable formulations. Non-ionic surfactants like this are valued for being versatile in different formula types.

Those using products that need light cleansing or stable blends of oils, silicones, or fragrances.

It is commonly used to solubilise fragrance or silicone ingredients in shampoos and treatments. Its mild, nonionic nature means it typically works well alongside other surfactants.

Those looking for products that spread evenly or contain stable blends of oils and water-based ingredients.

It is a versatile non-ionic surfactant often used at low levels to support product texture and stability. It can also assist with foaming and rinse-off performance.

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

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

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.

Those wanting added nourishment or antioxidant support in their haircare routine.

Tocopherol is commonly included to help protect oils in a formula from oxidising and to offer light conditioning benefits. It is widely used in both skincare and haircare products.

Those in hard-water areas who want shampoos and conditioners to rinse more cleanly.

Chelating agents can support formula consistency and help prevent minerals from depositing on the hair or interfering with product texture. They are widely used in many rinse-off and leave-in formulations.

Those using lightweight cleansers or products designed to rinse clean easily.

It is commonly used to improve the texture and spreadability of formulas and to help oils disperse in water-based products. Its mild nature makes it suitable for many haircare applications.

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 products that support moisture balance without heaviness.

It is also commonly used as a solvent to help dissolve other ingredients evenly in a formula. It is well tolerated in most haircare products and contributes to a smooth application feel.

Those looking for improved slip, reduced static and easier detangling.

It is commonly used in conditioners to enhance manageability and provide a silky feel. As a large conditioning molecule, it remains mostly on the hair’s surface to support smoothness.

All products that need protecting from spoilage.

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

Those who want products to remain fresh and effective over time.

It is used in very small amounts to support product longevity and is common in both rinse-off and some leave-in formulas. Regulations guide its safe use levels in different product types.

People who use styling products that benefit from quick drying or a lightweight feel.

Its quick evaporation can help reduce residue and support a clean finish in styling formulas. Some may notice it can feel slightly drying in leave-in products depending on hair type.

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.

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.