Green clay, white clay… All the virtues of clay for hair

A raw material of mineral origin, clay is extracted from the ground. It first appears as a lump, before it is broken down into small particles and then dried. It can be found in different forms on the market: in powder form, in pieces, in a paste (tube or bowl), or even as a dietary supplement. Used in multiple fields for thousands of years, they prove to be a natural cosmetic with particularly interesting benefits for hair. Its high content of minerals and trace elements (silica, iron, potassium, sodium, calcium, magnesium, etc.) give it properties that help cleanse and revitalize the hair..

In fact, Clay has the ability to absorb liquids such as water or oily substances such as sebum, Fills like a sponge. It also has the ability to adsorb, that is, to bind molecules to its surface due to its negative charge. Then it attracts positive ions and thus contributes to the remineralization and detoxification of the hair, by replacing its mineral salts with toxins and hair impurities. This phenomenon allows the clay to transfer the active ingredients and return them to the hair. How do you choose it and use it well? We tell you everything.

Green Clay, White Clay… Which Clay For My Hair?

There is not one but several clays. If green is the most well-known of all, there are other colors out there, which depend on the iron content in the clay. Although they both have common characteristics, each responds to different hair problems.

– green clay (Elite and Montmorillonite): It is a clay for oily hair. Unbeatable to absorb and regulate excess sebum at the roots“It purifies the scalp and restores its balance by capturing toxins and impurities,” explains Ann Caroline.

Another interesting property of green clay: it allows Removes hair blockage from residual chemical products (Silicone, mineral oil, etc.) “This property makes it very useful when you plan to do a vegetable dye,” emphasizes Ann Caroline. In fact, Green clay provides the transition between chemical and botanical coloring. By ridding the hair of all the chemicals found in traditional dyes, it ensures better adhesion of natural dyes and reduces the risk of getting unsightly reflections or dull hair. “It is then used as a treatment for a minimum of 3 weeks, twice a week, and then the day before coloring,” says our specialist. Even if your hair has never been colored before, it is still a good idea to make a clay mask the day before you apply botanical coloring. This is to ensure optimum pigment adherence, with a flawless result and fewer retouching sessions afterward.

– white clay (or kaolin) : less mineralized and less iron-rich but more malleable,”It is interesting for dead hairAnne Caroline stresses that it also helps soothe sensitive scalps.

Red clay: “It is the clay with the highest iron content,” explains our expert. Its crimson color imparts a nice dose of natural shine to dark and red hair. so she Especially useful for dull hair“but also for fine hair that brings it vitality and strength,” adds our professional.

Yellow Clay (Elite Yellow) : Choose it if your hair is brittle and brittle. “Yellow clay has the peculiarity of being highly oxygenating“, Ann Caroline teaches us. So it has the ability to stimulate the hair and strengthen the hair fiber by restoring its elasticity to reduce breakouts.

Blue clay: Much rarer and more difficult to find,”Helps get rid of dandruff thanks to its detoxifying effect‘, the comments of our experts.

– Prophet: This clay comes from the Atlas Mountains in Morocco. “An ideal spray as a shampoo because it is soft and contains few surfactants., Develops Anne-Caroline. Suitable for all hair types, it also allows you to restore shine. “

Hair clay: don’t skimp on quality

Today, many hair products include clay in their composition. But beware of marketing traps, because not all clays are created equal and some can undergo chemical transformations. Choosing an organic shampoo or mask reduces the risk of falling on poor-quality mud.

If you choose to use it in powder form to make your own blend, the advice is the same: Prefer “Cosmos” certified clay (for the COSMetic Organic Standard). This label requires at least 95% of natural ingredients and guarantees true product quality. You should also know that sun-dried clay retains its properties better than kiln-dried clay.

To activate the properties of clay, it must be mixed with spring water until a homogeneous and compact paste is obtained. “It is important to Always use the wooden attachments to mix or apply clayAnne Caroline warns. Never metal or plastic because these substances can interfere with the ions in the clay.” As for the dosage, “It all depends on the length of the hair but 3 to 4 tablespoons is more than enough,” our expert confirms, then pour water on the surface of the clay.

A word of caution if you have dry hair: Because the clay is highly absorbent, it can highlight the problem of dehydration. “For use on this type of hair, it is best to combine it with active ingredients such as vegetable oils (argan, sesame, avocado, coconut…),” advises Ann Caroline. And to add: “For normal or oily hair, a bit of hydrating aloe vera is a good idea, too.”

Once the mixture is ready, Apply the clay as a mask to the scalp and/or to wet lengths-Avoid excessive flow on the skin and ears. Leave it on for ten minutes, and rinse it off before the clay dries completely. If it dries out too quickly, feel free to moisten it regularly with a little water (spring or floral).

The right rhythm to restore healthy hair and maintain its beauty? “It all depends on the type of hair: use clay once a week on oily hair, Twice a month for normal hair and once a month for dry hairOur expert suggests. Finally, note that a homemade clay mask is only used once Clay can be stored in an airtight container, away from moisture, light and heat.

Discover Choosing clay for hair care In the slideshow below (Produced by Maïlys Cusset June 2022).

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