Rejuven8 Treatment

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.

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.

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

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

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.

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.

Hair wanting added body, smoothness or temporary strength.

A common protein in repair and volumising formulas.

People looking for smoother, easier-to-detangle hair without a heavy silicone feel.

Because it is water-dispersible, it tends to rinse out more easily than many traditional silicones. It is commonly used in both rinse-off and leave-in formulas for added manageability.

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.

Most hair types, especially dry or dull hair.

A versatile, well-tolerated conditioning ingredient.

Most hair and scalp types, including those wanting a gentle feel.

A popular botanical used across many gentle and moisturising products.

People looking for botanical ingredients that can support a clean, fresh scalp feel.

Eucalyptus extracts are commonly included for their aromatic, clarifying character and are often paired with other botanicals in scalp‑focused formulas.

Those interested in botanical ingredients or products aimed at maintaining a balanced, refreshed scalp.

Rosemary leaf extract is widely used in haircare for its traditional association with invigorating and clarifying properties. It can be included in both everyday and specialised scalp-focused formulas.

Those seeking botanical ingredients or products with a fresh, lightweight feel.

Grapefruit fruit extract is often included for its naturally occurring antioxidants and gentle refreshing properties. Its specific benefits can vary depending on formulation.

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.

All products that need protecting from spoilage.

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

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.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

People who enjoy a scented product.

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

Those who prefer products with visually appealing colours.

It is used at low levels to enhance the look of a formula without affecting hair performance. Colourants like this are common in shampoos, conditioners and styling products.

Those who prefer products with a specific colour or enjoy visually distinctive formulas.

CI 42090 is widely used in personal care for consistent, stable colour effects. It does not affect how the product performs on the hair.