Antioxidants: the essential summer guide

When we think of summer aggression, our gaze naturally turns to the sun and the risk of sunburn. However, skin biology is faced with a much more complex reality known as the summer exposome. In hot weather, the skin is exposed not only to ultraviolet radiation (UVA and UVB), but also to an environmental cocktail combining rising temperatures, peaks in low-level ozone and suspended fine particles.

This aggressive synergy triggers a biochemical chain reaction on the surface and in the deep layers of the epidermis: the massive, uncontrolled production of free radicals. These unstable molecules target and damage our skin's essential constituents, rapidly saturating our natural defense mechanisms.

Antioxidant saturation or the skin's breaking point

The skin natively possesses its own reserves of antioxidants (such as endogenous vitamins C and E ) responsible for neutralizing these free radicals. However, prolonged summer exposure acts as a depletion gas pedal. When the level of free radicals exceeds the skin's ability to neutralize them, oxidative stress sets in.

The consequences of this saturation are initially invisible, expressing themselves in the form of low-grade inflammation. In the short term, skin barrier lipids oxidize, leading to increased transepidermal water loss and dehydration. In the long term, this stress directly alters fibroblasts, causing premature collagen degradation, loss of firmness and the appearance of pigmentation spots.

The PERS protocol: recharging cellular shields

To avoid this breaking point and preserve the skin's functional integrity, the modern cosmetic strategy goes beyond simply filtering UV rays. It involves daily topical saturation of tissues with the benchmark antioxidants.

Morning: Protect

Before any exposure to the urban or seaside environment, Vitamin C Serum 10% PERS provides a massive dose of directly-assimilable L-ascorbic acid. By acting as a free-radical scavenger, it protects cells against photo-induced ageing. This biological shield is immediately sealed by the application of our Invisible Gel SPF50+ to block direct surface radiation.

In the evening: Clean

At the end of the day, the priority is to break the accumulated oxidative stress. Sun filters and encrusted micro-particles of pollution need to be meticulously removed. The PERS Cleansing Duo (Radiance Cleansing Balm and Soothing Cleansing Gel) incorporates a targeted 3% anti-pollution agent and a complex of vitamins C and E in each of its formulas. This ritual doesn't just purify without drying out: it restores the skin's reserves and immediately calms thermal inflammation, enabling the skin to calmly enter its night-time repair phase.

Things to remember

The summer environment demands a 360-degree approach to skin care. Faced with the inevitable saturation of your skin's defenses by the sun-pollution combo, the external supply of powerful antioxidants morning and night is not an aesthetic option, but a physiological necessity. Protecting your barrier today means guaranteeing the longevity and clarity of your complexion tomorrow.

Scientific sources