Sun protection

Whether at the beach or in the mountains, during summer or winter, under a cloudy sky or in the shade, the skin must always be protected from the sun, and more specifically from UVA and UVB rays, which are responsible for various skin damages. Choosing the right protection factor is not enough to achieve optimal effectiveness. Sunscreen must also be applied regularly. Discover in detail when to apply sunscreen.

All sunscreens have a specific shelf life, ranging from a few months to a few years. Many may be asking themselves: Does sunscreen go bad in heat, under humid conditions or when in touch with dirt or bacteria? Indeed, these factors can accelerate expiry. It is therefore advisable to store sunscreens in a safe place for optimum preservation.

Becoming an indispensable ally to reduce the risks of skin cancer and prevent premature aging, the use of sunscreens holds a prominent place in the overall prevention strategy. However, its formulation is not as simple as creating another type of cosmetic products. Let's look at the essential ingredients for formulating a sunscreen in the best way possible.

Based on a survey, a 2015 study published in JAMA Dermatology found that fewer than half of participants could interpret a sunscreen label and only 43% understood the meaning of the SPF rating. This reveals an information gap that can confuse users faced with the variety of sun care products. Many choose at random and overlook essential details. What does SPF indicate? In this article, we explain this key term.

No matter your skin color, applying sunscreen daily is not optional. Indeed, each skin type reacts differently to UV rays (tanning, sunburn, freckles), which is why everyone needs to be adequately protected. Therefore, the choice of sun protection should not be taken lightly and is based on certain criteria. But then, what skin type does SPF 20 correspond to?