As I reviewed this text published in our newsletter, I thought it should be part of our main articles, because it illustrates practices regularly discussed. Do-it-yourself, or DIY, continues to …
The Deodorant story
This product category is one of the oldest in modern cosmetics. It emerged mainly due to the development of hygienism in the late 19th century. Let’s take a look back at the history of a modern …
Cold in beauty
There had been the frigidarium of the Roman baths, but closer to us, aesthetic centers offered treatments based on cold. Many devices have existed, ranging from the simplest to the most complicated …
Epigenetic’s and cosmetics
New concepts emergence in cosmetics is not always a guarantee of sustainability. Many ideas, based more or less on scientific advances, are regularly proposed. Some of them impose themselves as new …
Nitrosamine
Some of you may have heard about the Rapex procedure. The RAPEX System is a European system designed to quickly exchange information about the hazards resulting from the use of consumer goods. Every …
Meta-sensoriality!
The role of La Cosmétothèque does not consist in making forecasts. But we can put forward the emergence of new facts or trends that might make history and to which we might make reference later, …
Chanel still N°1
The legendary fashion house has just introduced a new line of beauty products. Baptized Chanel N ° 1. The brand reconnects with its history in the beauty world. Indeed, when the brand returned to …
Depollution and bioremediation.
Tackling the effects of pollution is nothing new. Classically, this approach will very often involve what is called "anti-pollution". The idea will preferably be to "fight" against the effects of …
Muscular beauty part 4 : the Botox like or Cosmetic Botox.
We have seen in the previous episode that Botox had become a basic gesture of beauty and aesthetics in general. But that its use was complicated, even impossible in cosmetics. However, the cosmetics …
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Muscular beauty Part 3 : Botox effect.
In this dossier dealing with beauty in relation to muscles, a substance occupies a prominent place. Its effect to revolutionize aesthetic medicine, and by way of consequences beauty. Cosmetics …
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Instrumental beauty
Sometimes called Beauty Toys, beauty devices have been around for a while now. In the late 19th century, a few cartoonists already offered their own forward-looking interpretations. And there are …
Expanscience
"I'm talking to you about a time that under 20s can't know." So begins a famous French song. Expanscience brilliantly reminds us of this. Indeed, this organization celebrates its 7O spring and we …
Radioactive beauty
Driven by scientific progress, the cosmetic industry, as in many other fields, has always rushed to use the progress to design new products. The radioactivity has not escaped. Back on this period and …
Mechanics to help the skin.
Many still doubt that instrumental beauty is anything else than current affairs. But new evidence is emerging to demonstrate its interest. Mechanical stimulation of the skin and its positive …
The collagen
This protein occupies a central place, not only in the dermis where it plays an essential role, but also in communication and in many storytelling. I am pleased to relay an excellent article not …
Chemistry and beauty
Chemistry is one of the central disciplines of the Cosmetics industries. Beyond the major contributions that come to us from chemistry such as lipochemistry, dye chemistry, synthetic chemistry in …
Better than CBD!
CBD is the ingredient we talk about, not just in city salons. Almost everyone is working on this question, without asking too much regarding the question of the regulatory future of the "thing". …
Zombie cells
You may have heard of zombie cells. This is a new concept that is starting to be discussed in Cosmetology, even if it has been known for a few years. These zombie cells are in fact senescent cells …
Tragacanth
Gum tragacanth, like some others natural gum, has been somewhat forgotten. Back to this interesting ingredient. Gum tragacanth, also called dragon gum, is an exudate obtained from the dried …
Up cycling.
This term refers to an approach which has recently gained much ground in our trades. Lavoisier told us that “nothing is lost, nothing is created; everything is transformed”! This aphorism is …
Cosmetofood
COVID unfortunately led to the cancellation of the U'Cos 2020 conference which was to be held in Guingamp in March 2020 on the theme of Cosmetofood. Jean Claude LE JOLIFF was invited to give the …
Spotlight on a bacteria from the Swiss glaciers.
Fatigue is one of the most easily factors which can be read on the face. When you are young, recovery capacities are important and a few quieter nights can restore a fresh complexion and good looks. …
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Guerlain’s skin care inside.
Many hypotheses illustrate the business life in our trades. One of them leads to the classification of brands according to different criteria. Some consider that there are brands naturally associated …
Emotion through skin
Cosmetic products can give as much pleasure as a caress. This notion emerged a few years ago, but, interestingly, it reappeared as a topical issue at the In-Cosmetics 2019 show. It is an issue that …
L’Oreal seen from inside
What could be simpler than visiting a company under the leadership of its CEO, the oldest collaborator as he defines himself: "I was the youngest manager and I am probably the oldest now". Lets read …
2020’s Prix d’Excellence
The cosmetic industry, like many others, regularly sacrifices to a practice which consists in rewarding what one believes to be the best. There are now a large number of these ceremonies where we …
Liposomes and Cosmetics
Just like in other fields, innovation in cosmetics is usually associated with advances derived from scientific and technical progress. But, at the end of the day, few major technological innovations …
“Futuristic” cosmetic
One of the goal of the Cosmétothèque is to identify new concepts or approaches offering a new look. In this content, you will discover an amazing proposal, personalization based on PRP. What is …
From gemmotherapy to gemmocosmetics
Yet a new term that seems to have been invented for marketing purposes. Well, actually it was not, and there is an original R&D story behind it. Gemmotherapy: Gemmotherapy is a branch of …
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Plant placental
This name has often made cosmetics experts – and others – laugh, if not more, given the extent to which the notion of placenta is associated to the animal kingdom, and certainly not to plants. And …
Electronic MakeUp
A real breakthrough. If we are going to tell the story of technologies or things of the same order, greet the birth of some is also part of our approach. Today we welcome the emergence of what …






























