Sun protection

Whether at the beach or in the mountains, in 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 benefit from 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 essential ally in reducing the risks of skin cancer and preventing premature ageing, the use of sun creams holds a prominent place in the overall prevention strategy. However, its formulation is not as straightforward as creating other types of cosmetic products. Let's look at the essential ingredients for optimally formulating a sun cream.

Following a survey, a study published in 2015 in JAMA Dermatology reveals that fewer than half of participants can correctly read a sunscreen label and only 43% understand what the SPF rating means. This finding highlights a lack of information that can confuse consumers faced with a range of sun care products. Many end up choosing at random without noting essential details. So what does SPF indicate? In this article, we explain the meaning of this key term.

No matter your skin colour, 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, to which skin type does SPF 20 correspond?