PHA (Polyhydroxy Acid) is a gentle chemical exfoliant for sensitive skin. Made of large molecules, it removes dead cells from the surface layer of the skin, while naturally locking in moisture. INGREDIENTS Water (Aqua Eau), Propanediol, Gluconolactone, Niacinamide, Pentylene Glycol, Glycerin, Aloe Barbadensis Leaf Juice, Potassium Sorbate, Sodium Benzoate, Ppg-26-Buteth-26, Peg-40 Hydrogenated Castor Oil, 1,2-Hexanediol, Caprylyl Glycol, Ethylhexylglycerin, Citric Acid, Sodium Hydroxide.From the surface of the skin to improve texture whilst PHA's humectant properties naturally lock in moisture. This toner is also formulated with aloe barbadensis leaf juice and three percent niacinamide formulation to sooth the skin and calm the look of redness, making this toner suitable for AM and PM use. Clean at Sephora Clean at Sephora is formulated without a list of over 50 ingredients, including sulfates (SLS and SLES), parabens, phthalates, and more. For the full list, check out the Ingredients tab. Gentle enough to be used in the AM and PM. After cleansing and Hyaluronic Acid if this is part of routine, saturate a cotton pad and sweep across the face and neck. It does not need to be rinsed off. Follow with preferred serums and moisturiser. Gentle enough to be used in the AM and PM. After cleansing and Hyaluronic Acid if this is part of routine, saturate a cotton pad and sweep across the face and neck. It does not need to be rinsed off. Follow with preferred serums and moisturiser.