This high-strength, high-performance anti-ageing formula contains 0.3% of Pure Retinol - the maximum strength allowed for this component in the UK. Carefully created with your skin in mind, the Retinol Serum by Sienna X is proven to be more effective than other commonly used retinol derivatives or esters. Helps reduce fine lines, boosts collagen and brightens the skin. 97% natural and vegan friendly. Dermatologically tested. Kakadu Plum: Helps reduce visible wrinkles and makes the skin more radiant. Helps reduce skin redness and improves overall skin tone. Pentavitin: Ensures instant, deep and lasting hydration. Suitable for all skin types. Sienna X recommends building up your skin’s tolerance of the Retinol active before using the Retinol Serum. Ingredients Aqua (Water), Butylene Glycol, Glycer- In, Propanediol, Caprylic/Capric Triglyceride, Dicaprylyl Carbonate, Phenoxyethanol, Saccharide Isomerate, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Benzyl Alcohol, Squalane, Polysorbate 20, Retinol, Parfum (Fragrance), Xanthan Gum, Disodium Edta, Ethylhexylglycerin, Polysorbate 60, Dehydroacetic Acid, Terminalia Ferdinandiana Fruit Extract, Bht, Sorbitan Isostearate, Sodium Hydroxide, Linalool, Alpha-Isomethyl Ionone, Benzyl Cinnamate, Bha, Citric Acid, Sodium Citrate.