S1 Ultimate Styling Serum 50ml

All hair and skin types.

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

Those looking for added slip, softness, or a lighter alternative to heavier oils.

It is derived from olive oil and is often used to give hair a silky, conditioned feel without weighing it down. It also helps improve blendability in formulations.

People looking for smoother, more manageable hair or products with plant-derived conditioning agents.

Fatty alcohols like Brassica Alcohol are different from drying alcohols and are commonly used to enhance texture and creaminess in formulations. They also support the stability and spreadability of conditioners and styling products.

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

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

People who prefer light, non-greasy conditioning or who want softer feel without silicone.

This biodegradable ester is often used as a plant-derived alternative to heavier emollients. It can help improve spreadability and reduce greasiness in hair products.

People looking for smoother, more manageable hair without heavy build‑up.

This polymer is often used to enhance slip, reduce frizz and improve the feel of styling products. It is also valued for contributing a light, non‑greasy finish.

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 lightweight conditioning or silicone-alternative ingredients.

It is often used in combination with other plant-derived emollients to give a soft, non-greasy feel. It can support smoother application in both rinse-off and leave‑in formulas.

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 a non-greasy, silicone-like feel in styling or conditioning products.

It is often used as a biodegradable alternative to some silicones, helping formulas glide easily through the hair. It can enhance spreadability without adding heaviness.

People who enjoy a scented product.

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

All products that need protecting from spoilage.

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

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 interested in gentle preservation systems or sensitive scalps may find it relevant.

It is often paired with other preservatives to improve their effectiveness while allowing for lower usage levels. It also has light moisturising and conditioning properties.

Those looking for hydrated, smoother-feeling hair or lighter-feeling formulations.

It is commonly used to help ingredients dissolve and to give formulas a soft, glide-on texture. It appears in many leave-in and rinse-off products due to its versatility.

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.

People looking for longer-lasting style support or smoother definition in humid conditions.

It is commonly blended with other polymers to fine‑tune hold, flexibility and feel. It typically rinses out with standard cleansing products.

Hair wanting added body, smoothness or temporary strength.

A common protein in repair and volumising formulas.

People looking for longer-lasting style hold or improved curl definition.

It is commonly used in gels, mousses and sprays because it helps hair maintain shape without feeling overly stiff. Its performance can vary depending on formulation and humidity levels.

Those seeking added softness, moisture retention, or help managing dry or coarse hair.

It has a high capacity to hold water, which can support hydration in conditioning formulas. It is commonly used in masks and leave-in treatments for improved manageability.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

People with weakened, chemically treated, or breakage-prone hair may appreciate its reinforcing effect.

Hydrolysed proteins are broken into smaller fragments so they can more easily interact with the hair’s surface. They are commonly used alongside conditioners and humectants for a balanced feel.

People looking to support strength in fragile, chemically treated or dehydrated hair.

Hydrolysed proteins are broken down into smaller fragments so they can more easily interact with the hair surface. They are commonly used in both daily care and strengthening treatments.

Those who enjoy naturally derived citrus scents in their haircare.

As an essential oil, its scent profile comes from naturally occurring aromatic compounds. It is used at low levels to enhance the sensory experience of a formula.

Those who prefer products with a smooth, uniform texture or need easier application and distribution.

It is derived from cellulose and is widely used because it provides viscosity without weighing hair down. It also helps improve the feel and spreadability of many water-based products.

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 interested in gentle preservation systems or sensitive scalps may find it relevant.

It is often paired with other preservatives to improve their effectiveness while allowing for lower usage levels. It also has light moisturising and conditioning properties.

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.

Those interested in how product pH affects hair and scalp feel may find its presence relevant.

It is commonly used at low levels to help formulas stay effective and consistent. It does not act on the hair directly but supports the overall product performance.

Anyone interested in products formulated for consistent performance or stability.

It is commonly used as a buffering agent to help keep a formula working as intended over time.

Those using creams or conditioners that rely on smooth, even textures.

It is widely used in haircare to ensure consistent texture and to help disperse ingredients evenly. It also offers mild surfactant properties that support product spreadability.

Those interested in balanced formulations that stay consistent over time.

It is commonly used as a buffering ingredient to keep haircare formulas stable and effective. It does not impact hair feel or styling performance.

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 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 looking for formulas that help smooth the cuticle or gently refine the scalp surface.

Lactic Acid can also provide mild hydrating and smoothing benefits in haircare. Its pH-balancing role helps support product stability and performance.

Those looking for plant-derived ingredients with conditioning or antioxidant benefits.

Soybean germ extracts are commonly included for their natural mix of nutrients and antioxidant compounds. They can complement other conditioning agents in a formula.

Those looking for botanical ingredients that can add softness or a nourishing feel to hair.

Wheat-derived extracts are commonly included for their blend of natural vitamins and conditioning components. Formulators use them to complement other hydrating or strengthening ingredients.

Those looking for calming or antioxidant-supporting ingredients in hair and scalp care.

It is commonly included in formulations to help support a comfortable scalp environment. Its antioxidant profile makes it a frequent addition to restorative or protective blends.

All products that need a preservative system.

Often paired with other preservatives for broad protection.

Those seeking gentle hydration or lightweight moisture support.

It is part of the polyhydroxy acid (PHA) family and is known for being mild and suitable for many hair types. It can also support product stability and texture.

Those seeking gentle hydration or products designed to leave hair feeling softer and more manageable.

It is a mild ingredient often used to support conditioning or hydrating formulas. It can also contribute to overall product stability.

Those who enjoy natural essential oil fragrances or seek plant-derived scalp‑care ingredients.

It can also be included for its traditional soothing and balancing properties on the scalp. Essential oils are typically used in low concentrations to provide aroma and complementary benefits.

Those who enjoy naturally derived citrus fragrances in their routine.

Like many citrus oils, it is often included in small amounts primarily for its aromatic contribution. It can naturally contain trace fragrance allergens such as limonene or linalool, which may be listed separately on product labels.

Those who enjoy naturally derived citrus fragrances in their hair products.

Like many essential oils, it can also contribute light aromatic or sensory benefits beyond scent. Its natural composition includes common fragrance components, which may be relevant for people monitoring fragrance use.

Those who enjoy products scented with natural essential oils.

Pine-derived oils are typically used in small amounts for their fragrance and refreshing sensory profile. As with many essential oils, sensitivities are possible for some individuals.

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 scented hair products or want a light floral note in their routine.

It is one of the fragrance allergens that must be listed on labels when present above certain thresholds. People who are monitoring fragrance components for sensitivity may find this information useful.

Those who enjoy subtly floral-scented haircare or are monitoring specific fragrance allergens.

It is one of the fragrance allergens that must be listed individually on product labels when present above certain levels. Its presence does not indicate product strength or quality, only that it contributes to the overall scent profile.

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.

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 floral-scented hair products or are checking for specific fragrance components.

It is naturally found in essential oils such as rose and geranium and is commonly used to enhance scent profiles. It must be listed on labels when present above certain trace levels.

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.