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What happens in your skin:

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All BIODERMA products are formulated according to the ecobiology principles, which is at the heart of NAOS approach to respect the skin's ecosystem and preserve its health in a lasting way.

_x000D_\nWhen the sun shines, we receive 2 types of UV rays at the surface of our skin:_x000D_\nUVB:_x000D_\n- represents 5% of the UV spectrum_x000D_\n- are responsible of visible effects such as tanning or sunburns._x000D_\n_x000D_\nUVA:_x000D_\n- represent 95% of the UV spectrum_x000D_\n- penetrate deeply on the skin layers_x000D_\n- are responsible of invisible effects such as oxidative stress and the decrease of skin immune defenses which lead to visible effects such as skin aging and skin cancers._x000D_\n_x000D_\nTo avoid these effects and rather than overloading the skin with filters, BIODERMA has created SUN ACTIVE DEFENSE, the high-technology sun protection, reinforced against UVA rays. It combines UV filters and a patented biological protection that improves the capacity of the skin to defend itself to help maintain long-lasting care of its health in the sun and allow:_x000D_\n+24% Protection of skin immune defenses*_x000D_\n+26% Protection against oxidative stress*_x000D_\n_x000D_\nHow to use: Apply Photoderm Aquafluide SPF 50+ before sun exposure and re-apply every two hours. Can be used alone or as a make-up base. Also available tinted: light or neutral._x000D_\n

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• STEP 1: Apply evenly and generously daily to face and neck before sun exposure (a small amount of product lowers the level of sun protection).
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• STEP 2: Reapply after sweating, swimming or towel drying to maintain protection.
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