Forget invasive products to tuck, tone and tighten. Nature has a skin-smoothing remedy— squalene —that has been coined as a “facelift in a bottle”. In an age of injectables and overnight procedures to help lift, smooth and defy the clock, there’s an ancient remedy found in nature that’s stealing the limelight for its ability to gently and naturally promote cellular growth. Squalene, a fat-soluble anti-oxidant, which is found…