-. Tone perfection serum is a serum that targets uneven skin tone and improves pigmentation with the 3% arbutin it contains. This serum is purified and combined with rich ingredients that contain a high concentration of alpha arbutin and is known to help brighten the skin. Purified alpha arbutin - helps balance dark spots and uneven skin tone. Ingredients: Aqua- Arbutin- Glycerin- Pentylene Glycol- Niacinamide- Fructose- Ures- Maltose- Sodium PCA- Sodium Chloride- Sodium Lactate- Trehalose- Allantoin- Sodium Hyaluronate- Glucose- Glycyrrhiza glabra Root Extract- Litchi chinensis Fruit Extract- Rosa canina Fruit Extract- Psidium guajava Fruit Extract- Ribes nigrum Fruit Extract- Pancratium maritimum Extract- Hydroxyethylcellulose- EDTA- Phenoxyethanol- Ethylhexylglycerin- Citric Acid- Sodium Hydroxide.