Brand new. Expires in 2025. Tightening Serum uses natural extracts and gums to reduce the appearance of fine lines and wrinkles while leaving skin hydrated and feeling smooth. Featuring CPTG® Frankincense, ‘Iliahi—Hawaiian Sandalwood, and Myrrh essential oils, doTERRA Tightening Serum is scientifically formulated to reduce the appearance of fine lines and wrinkles and promote skin hydration. Natural extracts and gums combine with powerful anti-aging ingredients for firmer, younger-looking skin.