Shampoo One

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.

Those who want a thorough, foaming cleanse or need to remove heavier residue.

It is a well‑known sulphate that creates a rich lather and is effective at deep cleansing when used at suitable levels in a balanced formula.

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.

Most hair types, especially dry or dull hair.

A versatile, well-tolerated conditioning ingredient.

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 and scalp types, including those wanting a gentle feel.

A popular botanical used across many gentle and moisturising products.

Those looking for gentle, soothing formulas, particularly for a sensitive or easily irritated scalp.

Chamomile extracts are commonly included for their mild, comforting properties and their ability to support a soft, conditioned feel. They are widely used in both skincare and haircare for their gentle nature.

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 looking for botanical ingredients that support scalp comfort or add gentle conditioning benefits.

It is commonly included in formulations to complement other conditioning and calming agents. Its benefits can vary depending on extract concentration and product type.

Those looking for botanical ingredients that may help maintain a balanced scalp environment.

Nettle extract is traditionally included in haircare for its soothing and invigorating properties. Its effects vary depending on formulation and concentration.

Those looking for gentle botanical additions or scalp-comforting formulas.

Sage extract is commonly included to support a balanced scalp environment and complement other conditioning ingredients. Its benefits can vary depending on the concentration and formulation.

Those who enjoy naturally derived fragrance components or calming botanical oils in their haircare.

Chamomile flower oil is often included for its pleasant aroma and traditional use in soothing scalp care blends. Like many essential oils, it is used at low levels for scent and sensory experience.

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

Widely used in shampoos and conditioners for slip and softness.

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.

People living in hard-water areas or those wanting products that rinse cleanly and maintain consistent results.

Chelating agents can help prevent minerals from building up on hair and support formula stability.

Most hair types as part of a balanced formula.

Usually present in small amounts to balance the formula.

All products that need a preservative system.

Often paired with other preservatives for broad protection.

Anyone who wants products to stay fresh and stable over time.

Parabens like methylparaben are widely used because they are effective in very small amounts and have a long history of use in cosmetics. They help maintain product quality, especially in water-based formulas.

Anyone using products that benefit from a long, reliable shelf life.

Propylparaben is a widely used preservative that helps maintain product quality and freshness. It is used at very low levels and is well studied for its role in keeping formulations stable.

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.

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.

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.