20X more powerful. Zero irritation. Featuring patent-pending R-IQTM technology.Winner of Cosmopolitan’s 2023 Holy Grail Beauty Awards, Retinal For All Renewing Serum is the new retinal gold standard. Reduce fine lines up to 50% in just 4 weeks1,2  and improve skin texture by 62%1—with 0% irritation3 and no prescription. You’ve never seen a retinoid do this before. Retinal For All Renewing Serum, featuring patent-pending R-IQTM technology, is powered by a potent dose of 0.1% retinal, the most powerful non-prescription retinoid available5, and ectoin — a revolutionary extremolyte that stops retinoid-induced inflammation before it starts6. Stabilized retinal works to smooth, lift, firm and brighten 11X faster than traditional retinol treatments7, while ectoin—a revolutionary anti-inflammatory molecule—reduces irritant-inducing IL-4R skin cell receptors by 82.6%6 resulting in 0% irritation3. Plus, with prolonged use, Retinal For All Renewing Serum actually improves the skin barrier by 67%4. Say goodbye to flakiness, redness, and irritation—say hello to bouncy, bright skin. It turns out you can have it all.