Advanced technology to target the skin structures, which are damaged over time. Blue Pro-Retinol defies aging even before it appears, With powerful bioscience ingredient and an eco-conceived formula, this serum respects the Blue Beauty engagement of Biotherm. This anti-aging serum was specifically created for men's skin, to reduce the appearance of wrinkles and lift facial contours in 1 month.It repairs the visible signs of aging, including wrinkles, fine lines and lack of firmness. This new formula, encapsulated in a unique serum-in-gel galenic, is enriched with repairing blue algae and resurfacing pro-retinol.Blue algae extract has the action of restructuring the aging tissues of men's skin, for visibly younger skin quality. Pro-Retinol works to smooth out wrinkles and dullness, making men's skin surface smoother and skin tone more even.Recycled and recyclable paper packaging, without cellophane. Formula composed of 92% biodegradable elements.