FAQ

Niacinamide is generally regarded as a gentle ingredient, well tolerated by all skin types. However, some people have reported the emergence of spots after using it. Continue reading to find out if niacinamide triggers purges.

Retinol is a popular ingredient that you will find in many skincare products, given its benefits. Even though its advantages are well established by research, its regular use can cause irritation in some people when they start using retinol or a product with a high concentration of retinol. Let's examine here the causes of this irritation, as well as ways to avoid it.

Sweat, secreted by the sweat glands, plays a role in regulating body temperature among other things. If sweat has ever trickled from your forehead to your lips, you've likely experienced its "flavour". But what gives it its salty taste?

Vitamin D is one of the essential elements for the body's functioning. It increases the concentration of calcium and phosphorus in the blood, which helps to prevent various diseases such as osteoporosis. Difficult to find in food, this fat-soluble vitamin is synthesised by the body thanks to sunlight. Is there a risk of deficiency in case of insufficient sun exposure?

Achieving a lovely natural tan without resorting to sun exposure and its associated risks... This is the promise of self-tanning products. The mechanism behind these treatments is different from that of a traditional tan, so they are generally considered risk-free. However, is this the case during pregnancy? Can self-tanning products be used safely by pregnant women?

Often, allowing a pause between shaving or waxing and the application of a deodorant can be challenging in terms of time. Is this step necessary? What will happen if you apply the care product immediately?

Diminishing the appearance of wrinkles, erasing blemishes, restoring radiance to the complexion, and reducing signs of hyperpigmentation... retinol is considered one of the key cosmetic ingredients for skincare, with effects that have been scientifically proven. However, to fully benefit from its advantages, certain rules must be followed for its proper use. For instance, it cannot be applied at just any time of the day. It is often reported that retinol should be used in the evening, even though some retinol products have been designed for daytime use. But what are the reasons for this?

Protecting the skin from UV rays is crucial in order to slow down premature skin ageing. To benefit from effective protection, sun care products are significant allies. Are you looking to enhance their performance and wondering if SPF values can be added together? We answer this question in this article.