Bondi Boost Dandruff Repair Leave-In Scalp Serum

All hair and skin types.

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

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

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

People dealing with flaky scalps, congestion or product buildup.

It is widely used in scalp-care formulas because it breaks down excess oils and debris without needing physical scrubbing. Often found in dandruff-control products.

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.

Those seeking lightweight hydration without heaviness.

It also supports product texture and can enhance the performance of other ingredients in a formula.

Those looking for added hydration or smoother-feeling hair.

It is also commonly used as a preservative booster to help maintain formula freshness. It is well tolerated in most haircare products.

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.

People who enjoy a cooling effect or want products that help soothe a tired or congested scalp.

Menthol is often included in shampoos and scalp treatments for its sensory feel and refreshing aroma. It can enhance the perception of cleanliness and comfort during use.

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

A popular botanical used across many gentle and moisturising products.

Those looking to support scalp comfort, strengthen hair, or maintain a healthy-looking scalp barrier.

It is commonly used in both skincare and haircare for its soothing and barrier-supporting properties. It pairs well with many other ingredients and is generally well tolerated.

People using anti-dandruff or scalp-care products.

If you have a persistent scalp concern, a pharmacist or doctor can give advice suited to you.

People interested in scalp-focused formulas or products aimed at maintaining the appearance of fuller, energised hair.

It is often included in shampoos, tonics and leave‑ins to complement other scalp-care ingredients. Its effects are generally most noticeable when used consistently.

Those who enjoy invigorating, minty formulas or products designed to refresh the scalp.

Peppermint oil is commonly used in small amounts for its sensory benefits and perceived scalp‑refreshing qualities. As with many essential oils, sensitivity varies between individuals.

Those looking for calming or conditioning botanicals in their scalp or haircare routine.

Arnica extracts have a long history of use in topical formulations for their comforting feel and are included in haircare mainly for supportive, surface-level benefits.

Those looking for gentle, plant-derived ingredients that offer a refreshing feel.

Cucumber extract is commonly included in formulations for its mild, calming properties and fresh sensory profile.

People looking for gentle, plant-derived ingredients or products aimed at calming the scalp.

Chamomile extracts are widely used in haircare for their mild, comforting properties. They can also contribute to a soft, natural feel in formulations.

Most hair types, especially dry or dull hair.

A versatile, well-tolerated conditioning ingredient.

People who prefer products with a richer or more gel-like texture.

It is a polysaccharide widely used in cosmetics to keep formulas uniform and easy to apply. It works well alongside many other common ingredients.

People looking for added softness, light conditioning, or improved manageability without heaviness.

Hydrolysed jojoba materials can enhance slip and help reduce friction during styling. They are commonly used in both rinse-off and leave‑in formulas.

Those looking for gentle cleansing or well‑blended lightweight formulations.

It is often used to support the texture and stability of modern mild cleansers. It can also help enhance rinse-off performance without stripping.

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 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.

Most hair types as part of a moisturising formula.

A widely used humectant and carrier ingredient.

Those looking for products with robust preservation, particularly in rinse-off formulas.

It is widely used in small amounts to protect formulas from microbial growth. Some people with sensitive skin or scalps may prefer to patch test products containing isothiazolinone preservatives.

Those needing products with reliable protection against product spoilage.

It is effective in very small amounts to support product longevity. Some people with sensitive skin or scalps may prefer to patch test products containing this preservative.

People using styling or leave-in products that benefit from consistent texture and performance.

Magnesium chloride can also contribute mild humectant properties, helping formulas retain moisture. It is commonly used alongside other salts to adjust product feel and stability.