Active ingredients

Polyglutamic acid is a biopolymer increasingly used in skincare. It is particularly attributed with the ability to prevent and reduce wrinkles and fine lines. Myth or reality? Let's explore this question together.

AHAs (Alpha Hydroxy Acids), BHAs (Beta Hydroxy Acids), and PHAs (Poly Hydroxy Acids) are chemical exfoliants to adopt for radiant and smooth skin. However, to avoid any skin discomfort, it is appropriate to choose the right acid according to your skin type. Find some answers to this topic in this article.

Squalane is a plant-based lipid that is highly compatible with the skin. Indeed, it is derived from squalene, a molecule naturally present in sebum. Non-greasy, it quickly penetrates the epidermis and softens its touch. Let's focus on this increasingly renowned ingredient in skincare and haircare products.

Naturally present in the epidermis, ceramides make up 40% of the inter-lipid cement that allows for the cohesion of skin cells. They are essential for maintaining hydrated skin. Increasingly common in skincare and haircare products, find all the information you need to know about them.

Bakuchiol is extracted from the seeds of Psoralea corylifolia, better known as Bakuchi, an Indian plant commonly used in Ayurvedic medicine. This herbal ingredient fights the signs of aging and skin blemishes. In this article, you will learn everything you need to know about this natural ingredient.

Lactic acid is known for its exfoliating effect on the superficial layers of the skin. This active ingredient belongs to the category of alpha-hydroxy acids (AHA). It helps to remove dead cells from the epidermis, in order to make the facial skin smoother, more radiant, and uniform. Discover all the information you need to know about this substance.

Arbutin acid, also known as alpha arbutin, is an active ingredient used in cosmetics for its brightening properties. It helps reduce the appearance of various types of hyperpigmentation, such as acne marks, sunspots, and melasma (pregnancy mask). Side effects, contraindications, potential risks… Typology provides guidance on the precautions to take when using arbutin acid.

In dermo-cosmetics, several synthetic or natural active ingredients targeting dark spots and uneven skin tone exist. Alpha-arbutin or arbutin acid is one of them. It is a brightening (not whitening) agent derived from plants such as bearberry. Find here our advice regarding the frequency and timing of application of an arbutin acid skincare product.

Derived from plants such as cranberries, blueberries, or bearberries, alpha-arbutin is used as a brightening agent in facial and body care. This molecule helps to reduce hyperpigmentation or skin marks resulting from overexposure to the sun, acne flare-ups, or simply the natural aging of the skin. Here are some tips for effectively incorporating this active ingredient into your routine.

Arbutin acid, also known as alpha arbutin, is a water-soluble substance with recognized brightening properties. Less irritating than hydroquinone, which has been banned in cosmetic products since 2001 according to European regulations, arbutin acid is increasingly present in skincare products. Discover the various forms in which you can find this active ingredient.

As a natural-origin skin-brightening agent, alpha-arbutin has a molecular structure similar to that of tyrosine, the amino acid that binds to tyrosinase to catalyze melanin synthesis. This resemblance enables alpha-arbutin to occupy the same binding site on tyrosinase, thereby blocking its activity and reducing melanin production—a mechanism that explains its popularity for fading pigment spots. It is possible to enhance alpha-arbutin’s efficacy by combining it with other active ingredients. Which ones? Discover the optimal combinations.

Pigment spots can have several causes, the most common being UV rays, skin aging, and hormonal changes. Arbutin acid is a natural active ingredient derived from bearberry leaves with recognized lightening properties. Discover its mode of action against hyperpigmentation.

Arbutin acid, also known as alpha arbutin, is a water-soluble substance with recognized brightening properties. A natural substitute for hydroquinone, it is found in cosmetic formulas for the face to reduce pigmentation spots and delay their appearance. In this article, you will find some opinions about this molecule.

Derived from bearberry leaves, arbutin acid is particularly known for its brightening properties. This molecule works by inhibiting the synthesis of melanin, a dark pigment -ranging from black to brown with a hint of red- found in the skin, hair, and the eye's membrane. Thus, arbutin acid effectively combats the appearance of pigmentation spots.

Retinol belongs to the family of retinoids, molecules derived from Vitamin A. These compounds are highly favored for their effects on skin laxity and blemishes and can be used in several ways. Which ones? Discover in this article the different ways to use retinoids.

Retinol, a derivative of Vitamin A, is known for its ability to smooth wrinkles and reduce blemishes. However, its effectiveness often comes with a risk of irritation, especially at the beginning of use. At what age should it be incorporated into one's routine? What frequency should be adopted to enjoy its benefits without harming the skin? We provide guidance on best practices here.

Retinol is a key ingredient in combating skin aging, blemishes, and dark spots. It stimulates the synthesis of collagen and elastin, fibrous proteins present in the dermis that are essential for skin firmness and elasticity, and accelerates cell renewal. While retinol is effective on its own, it can also be combined with other ingredients to enhance its benefits or improve its tolerance. Discover here which ingredients retinol can be paired with.

Retinol, a derivative of vitamin A, is a highly effective ingredient for combating oxidative stress and skin aging. However, it comes with several side effects and contraindications that are crucial to understand. Here, we discuss the main risks of retinol and effective ways to avoid them.

Retinol is a potent firming agent primarily known for its effects on aging signs. However, its benefits for the skin do not stop there. Continue reading to discover all the skin virtues of retinol.

Retinol is a derivative of Vitamin A, predominantly found in treatments aimed at slowing skin aging. Studies regarding its benefits for hair and scalp are few but nonetheless show promising results. Discover them in this article.

Retinol is an active ingredient increasingly found in skincare products. It's effective in combating loss of firmness as well as blemishes, making it a popular choice for mature skin and oily, acne-prone skin. This article explores the various galenic forms in which retinol can be incorporated, as well as our products that contain this active ingredient.

Retinol is a derivative form of Vitamin A that belongs to the retinoid family. It is currently recognized as one of the most effective compounds to counteract the degradation of the skin's support fibers. Find here the reviews on Typology products incorporating this tensing active ingredient.

Retinol is one of the most renowned skincare ingredients for slowing skin aging and reducing wrinkles and fine lines. What accounts for its popularity? What do scientific studies say about it? Discover in this article why retinol is so popular for mature skin care.

Retinol is one of the most well-known derivatives of vitamin A. It's a key active ingredient in skincare, primarily found in products aimed at improving skin texture and reducing signs of aging. From its history, mechanism of action, synthesis, to usage precautions, find all the essential information about retinol here.

Retinol, vitamin C, tranexamic acid... most cosmetic ingredients work more effectively when combined with others that act synergistically on biological pathways. Niacinamide is no exception and pairs well with several active ingredients, which explains its presence in many skincare formulations. Read on to discover the most beneficial ingredient combinations with niacinamide.