The Ordinary - Retinol 0.5% in Squalane - 30mlRetinol 0. 5% in Squalane, 30ml features highly stable retinol, an ingredient that can reduce the appearance of ageing with impressive results. A powerhouse form of vitamin A, retinol encourages cell turnover, revealing healthier, softer skin while also tackling blemishes, dark spots and defying signs of ageing including softening the appearance of fine lines and wrinkles and uneven tone. Retinol can cause significant irritation, including redness and