Active substances

Hugely popular in cosmetic formulation, hyaluronic acid is a favoured active ingredient for its moisturising, firming and healing properties. However, according to some accounts, it may not be well tolerated by sensitive skin and could be irritating. What is the real story? We unravel the truth from the myth here.

Hyaluronic acid is a molecule naturally found in the skin and is frequently used in the formulation of cosmetic products. It is primarily known for its hydrating properties, but could it also have an effect on hyperpigmentation? Based on scientific literature, this is the question we attempt to answer in this article.

Round and sculpted buttocks are considered a beauty standard in many cultures. However, achieving this result through exercise is not always easy and, although cosmetic surgery is effective, it involves a significant procedure that drastically alters the appearance of the buttocks. Halfway between these two solutions, we find hyaluronic acid injections. What is the principle behind this technique? How effective is it? What happens during a session? Here are the answers to these questions.

Many people dream of having long, healthy, and radiant hair. However, with an average hair growth rate of one centimetre per month, coupled with the need to regularly trim the ends to eliminate split ends, patience is required or the use of certain active ingredients. One of the most popular for this purpose is hyaluronic acid. What is its real impact on hair growth? Learn more here.

It's not uncommon to see small flakes appearing on the skin after applying cosmetic products, especially when they are layered. But have you noticed that this happens more frequently with hyaluronic acid treatments? Let's unravel this mystery together to understand why this active ingredient tends to pill.

Discovered in 1856 by Claude BERNARD, glycogen is a macromolecule from the carbohydrate family stored within the body. It is also utilised in the cosmetic industry and has several benefits for the skin. What are the properties of glycogen? Are there any specific precautions for its topical application? Continue reading to learn more about this compound, sometimes referred to as a "chemical energy reserve".

Still relatively unknown in the cosmetic sphere, glycogen is an active ingredient gradually gaining popularity. Serums, creams, masks... It can adapt to various galenic forms and multiple uses. Continue reading to discover the cosmetic products most likely to contain glycogen.

Glycogen is a molecule naturally found within the body, particularly in the epidermis, where it serves as an energy reserve. It is also possible to incorporate glycogen into cosmetic formulations. What benefits does this compound bring to the skin? Discover them in this article.

Although it is not synthesised by the body, vitamin E is essential for the proper functioning of the body and is involved in various biological processes. It is also found in a large number of cosmetic products and dietary supplements. What are its properties? How is vitamin E synthesised? Discover more information about this active ingredient here.

Vitamin E is one of the essential nutrients for the body. This natural antioxidant protects cells and their genetic heritage from the harmful effects of free radicals, which can lead to premature ageing. This protective role of Vitamin E makes it a key ingredient in many cosmetic skin and hair care products. Let's explore this in detail.

Naturally present in vegetable oils, Vitamin E is beneficial for the health of the skin and hair. Some sources go further in its hair benefits and claim that this active ingredient can prevent hair loss. What does the scientific literature say? Can Vitamin E limit hair loss? Learn more by continuing to read.

Exposure to the sun is essential for well-being and the proper functioning of the body. However, it has numerous harmful effects and is, among other things, a cause of premature skin ageing. In an era where natural alternatives are favoured, many people use vegetable oils as sun protection, such as sesame oil. It is often suggested that it could prevent UV rays from damaging the skin. Discover in this article whether sesame oil is a genuine alternative to traditional sunscreens and thus able to protect the skin from UV rays.

It is normal for hair to turn white over the years. Several factors, including genetics, stress, and external aggressions, can accelerate this natural process. The onset of white hair can be poorly received by some individuals who feel it ages them. Can vitamin E, this powerful antioxidant, delay their appearance? Or, even better, enable them to be repigmented? The answers are in this article.

Blood circulation plays a pivotal role in the body's functioning, primarily ensuring the transportation of oxygen and nutrients to various organs and cells. Maintaining the cardiovascular system is, of course, reliant on lifestyle habits, but it can also be bolstered by certain active ingredients. Does Vitamin E fall into this category? Discover here whether this molecule aids in improving blood circulation.

Vitamin E is one of the most commonly used active ingredients in cosmetic formulations. Indeed, it has several virtues for the skin, notably its antioxidant and anti-inflammatory properties. But what about its benefits for people with dry skin? Is Vitamin E suitable for this skin type? More information here.

Hyperpigmentation is a common skin condition characterised by the appearance of more or less pronounced brown spots. Although harmless, these marks are often deemed unsightly and can be a source of insecurity, particularly when they occur on the face. To reduce them, depigmenting agents can be used. Is vitamin E one of these? Read on to discover whether vitamin E can help even out the complexion.

Eczema is a non-contagious dermatosis that can significantly impact the quality of life of those who suffer from it. It is particularly responsible for red patches on the skin and intense itching. Known for its antioxidant and anti-inflammatory effects, could vitamin E help to alleviate the symptoms of eczema? Discover in this article what the scientific literature has to say.

Vitamin E has numerous virtues, both for the skin and for the body as a whole. A common active ingredient in the formulation of cosmetic care or dietary supplements, it is sometimes attributed with anti-inflammatory properties. Can Vitamin E combat inflammation? Discover the answer to this question here.

The antioxidant power of Vitamin E provides it with interesting properties for the preservation of cosmetic formulations. This active ingredient is sometimes even referred to as a preservative. But is this accurate? What exactly do we mean by "preservative"? Discover in this article what the European Regulation says on this matter and whether Vitamin E truly falls into the category of preservatives.

It is common in cosmetics to combine multiple active ingredients to maximise their benefits. Among the most widely used in formulations is vitamin E. Which active ingredient combinations prove most advantageous when paired with this antioxidant? In this article, discover the main possible associations of active ingredients with vitamin E.

Vitamin E has numerous benefits for the body and skin, notably its antioxidant and anti-inflammatory properties. These characteristics allow it to be included in the composition of many cosmetic skin and hair care products. As a gentle active ingredient, Vitamin E is generally well tolerated by all skin types. But what is its extraction process? Discover this by continuing to read.

Acne is a very common skin issue affecting many people, from adolescence through to adulthood. While this dermatosis is primarily found in individuals with oily skin, it can affect all skin types. It is sometimes said that vitamin E can alleviate acne, but did you know it can also serve as an indicator of its severity? Find more explanations in this article.

Hyperserborrhea, that is, the overproduction of sebum by the sebaceous glands, is visually manifested by shiny skin and enlarged pores. Managing this type of skin can be quite challenging as it requires finding a balance in your skincare routine by incorporating astringent and purifying products without neglecting hydration. Found in many cosmetics, is vitamin E suitable for oily skin? Learn more.

Skincare and haircare products are typically enriched with vitamins A, C or E. However, there is another vitamin, vitamin K, which is beginning to emerge in the cosmetic care market. Discover everything about this active ingredient with intriguing properties.

Vitamin K is naturally found in foods such as green vegetables. It contributes to blood clotting, and its numerous benefits make it a useful active ingredient in the formulation of cosmetic care products, for example. Let's explore together how to use Vitamin K.