Those who dabble in skincare are likely to have heard the phrase 'things get worse before they can get better - much like the sensitivity and irritation that comes with using retinol before the visible benefits. BIOSSANCEs Squalane + Phyto Retinol Serum, however, offers a gentle yet effective substitute, formulated with bakuchiol - a plant-derived alternative to retinol - and niacinamide, helping to reduce the appearance of lines and wrinkles while firming and improving skin tone.