What methods can be used to conceal white hair?

The most widely used technique for concealing white hair remains hair colouring, particularly the so-called oxidative colouring.

This technique relies on the use of dye precursors combined with an oxidising agent, typically hydrogen peroxide. The oxidant partially opens the cuticle and allows dye molecules to penetrate the cortex, where they polymerise to form larger pigment molecules trapped within the fibre. This mechanism produces a long-lasting colour that covers white hair completely.

However, this chemical process alters the hair fibre structure. The cuticle opening and the oxidising action can weaken the hair and increase its porosity, especially if colouring is repeated frequently. Proper maintenance of the hair, including the systematic use of a conditioner and the daily application of a hair mask, is therefore recommended to limit fibre damage.

There are also less aggressive alternatives, such as plant-based dyes made from powdered botanicals (henna, indigo, cassia…). These formulations do not rely on an internal hair oxidation mechanism but on a surface deposition of pigments and in the outer layers of the cortex. This is an interesting option for naturally masking grey hair, although their coverage is sometimes more limited and the result strongly dependent on the base colour. Moreover, their longevity is generally inferior to that of permanent dyes, but they are gentler on the hair fibre structure.

If you have only a few grey hairs and wish for a lighter solution than an all-over colour treatment, we recommend opting for highlights.

Indeed, they add luminous highlights to the hair, which can visually soften the appearance of grey hair. By creating controlled contrasts between the strands and depigmented hair, it is possible to achieve a more harmonious overall look, where the white hairs blend in rather than standing out in isolation. This technique is particularly useful for concealing grey hair without fully colouring it.

Unlike uniform colouring, highlights rely on a play of tones and depth. They enable light to be diffused throughout the hair and to blur the demarcation between the natural colour and grey hair. As with colouring, we strongly recommend consulting a professional to achieve a natural result that is tailored to your hair’s colour and structure. The choice of tones will depend on the hair’s natural shade, the proportion of grey strands and the desired contrast. A stylist can adjust the width, frequency and placement of the highlights to optimise the camouflage effect.

The camouflage of white hairs on brown hair.

White hairs are highly conspicuous on brown hair owing to the pronounced contrast between the eumelanin-rich pigmented fibre and the depigmented shaft. To mitigate this effect, it is advisable to opt for a golden or copper balayage, as these tones warm the brown base and visually soften the demarcation. Applying highlights is a particularly effective strategy for concealing white hairs on brown hair, since it prevents a sharply defined regrowth line.

The camouflage of white hairs on blonde or light brown hair.

The advantage of blonde or light chestnut hair is that grey hairs are naturally less visible, owing to the lower contrast. To mask them, one typically selects highlights with cool undertones or a natural finish, such as ash or beige blonde. These hues help produce subtle light-reflective effects and harmonise the overall appearance without a radical change.

The camouflage of white hairs on red hair.

As with blond hair, it is appropriate to adjust colour nuances to achieve both luminosity and depth. A light red shade can illuminate the hair, while a honey- or copper-red tone enhances reflective highlights. This nuanced approach visually integrates white strands into the overall hair mass, attenuating their perception without resorting to fully opaque colouring.

Note : In addition to hair colouring and highlights, certain medications also have repigmenting effects.

If you have very few white hairs or only wish to conceal them for a day or an evening, hair makeup can provide an interesting short-term solution. It allows you to hide your white hairs without dyeing them thanks to temporary products that deposit on the surface of the fibre without altering its internal structure. This makeup is particularly suited to masking regrowth between two colourings or evening out a localised area.

There are currently several formats available: hair mascara, sprays to cover grey hair, corrective powders and even temporary repigmenting products for white hair. The hair mascara is applied strand by strand directly onto the grey areas, which allows for highly targeted correction. Sprays are convenient for quick root touch-ups: pigments deposit on the surface and adhere to the cuticle until the next shampoo. Powders, meanwhile, are applied with a brush or sponge and attach to both the hair and the scalp, creating an optical illusion of greater density and a more uniform colour.

As make-up operates solely on a superficial level, its durability can vary with ambient humidity and friction.

That said, even though these products act only on the surface, they are not entirely without limitations. Certain hair sprays or mascaras may contain alcohol or compounds capable of slightly drying out the fibre if used repeatedly. Powders, for their part, can sometimes accumulate on the scalp and heighten discomfort in sensitive individuals. As with any cosmetic product, there is a risk of skin reaction, particularly in the presence of colourants or fragrances, hence the importance of checking the composition and avoiding overly frequent applications. Finally, just as make-up applied to the face, that used on the scalp must be removed at the end of the day with the aid of a shampoo.

If you wish to temporarily and easily conceal your grey hair, certain hairstyles can help you achieve this effect.

The way hair is parted and styled directly affects the visibility of grey roots. For instance, switching from a straight parting to a zig-zag parting helps to “break up” the contrast line between new growth and the natural colour. This subtle irregularity diffuses light and softens the transition, making the demarcation less distinct, which aids in discreetly concealing grey hair. Occasionally altering the parting’s orientation (for example, side rather than centre) can also shift the contrast zone and render regrowth less noticeable.

Volume work also constitutes an effective strategy. By imparting movement to the hair, for instance with a soft blow-dry or light waves, it becomes easier to layer pigmented strands over the white areas, thereby visually reducing the colour contrast. Conversely, very sleek, slicked-down hairstyles tend to accentuate the contrast at the roots.

Finally, to conceal grey hair, it is naturally possible to rely on hair accessories. Headbands, scarves, Alice bands or wide hair clips effectively mask the roots, where regrowth is generally most apparent. Outdoors, one can also opt for hats, berets or caps. Moreover, beyond the aesthetic aspect, these accessories confer the additional benefit of protecting the hair fibre and the scalp from UV rays, which can weaken grey hair, often more susceptible to environmental stressors.

When carefully chosen, accessories can thus temporarily conceal one’s white hair while imparting a stylistic dimension to the hairstyle.

The choice of method depends not only on the percentage of grey hair but also on the contrast with the natural colour, the sensitivity of the hair fibre and the level of maintenance one is prepared to undertake. The higher the contrast (for example, dark brown), the more effective comprehensive solutions will be.

Note : It is normal to observe a gradual greying of the hair over time. If some individuals wish to conceal it for personal reasons, they may do so; alternatively, it is equally possible to embrace it fully. When properly maintained, white hair can look very attractive and is even becoming fashionable.

• ÇANGA A. & al. Premature hair whitening is an independent predictor of carotid intima-media thickness in young and middle-aged men. Internal Medicine (2013).

• MATAMA T. & al. A comprehensive review of mammalian pigmentation: Paving the way for innovative hair colour-changing cosmetics. Biology (2023).

• WANG J. & al. Mechanisms of impairment in hair and scalp induced by hair dyeing and perming and potential interventions. Frontiers in Medicine (2023).