Common Ground Scalp Shampoo 300ml

All hair and skin types.

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

Most hair types, including those wanting a gentler wash.

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

All products that need protecting from spoilage.

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

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

Widely used in shampoos and conditioners for slip and softness.

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.

All products, especially in hard-water areas.

Used in tiny amounts to keep formulas performing reliably.

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.

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.

All products that need a preservative system.

Often paired with other preservatives for broad protection.

Most hair types, especially dry or dull hair.

A versatile, well-tolerated conditioning ingredient.

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.

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.