STARTER RETINOL 1.0OZ. Benefits: Formulated for first-time retinol users and sensitive or rosacea-prone skin, this lightweight serum combines encapsulated Granactive Retinoid Pro+ with 0.01% Retinal to boost cell turnover and smooth fine lines, while 0.2% SymRelief 100 soothes skin and supports the skin barrier, without redness.. Dual-Retinoid Complex (1% Granactive Retinoid Pro+ and 0.01% Retinal): Visibly smooths fine lines without irritation.. 0.2% SymRelief 100: Soothes and supports your skin barrier.. Research Results: Clinically proven to smooth fine lines from 7 days, without irritation*. 95% experienced zero irritation or redness**. Over 80% saw revived, firmer and more even skin in 2 weeks***. 4-week Clinical study on 30 participants. ** 12-week consumer study of 130 participants. :