WHAT IS The Purest Solutions - Brightening Serum (Arbutin 2% + Hyaluronic Acid)? It helps eliminate skin tone inequalities - with regular use, it supports gaining a more vibrant and bright skin appearance. · · · · HOW TO USE? After cleansing the skin, apply a few drops day and night. Warnings:For external use only. Due to the structure of arbutin content, your skin may become sensitive to the sun. Do not forget to use sunscreen from the moment you start using the product. Before use - apply the product to a small area of your skin to avoid possible unwanted side effects and irritation - if sensitivity does not occur, continue using the product. In case of irritation, stop using the product and please contact your dermatologist. Avoid contact with eyes. In case of contact, wash with plenty of water. Store at room temperature and in a safe place out of reach of children. Not recommended for irritated skin. CONTENT: Aqua- Alpha-Arbutin- Phenethyl Alcohol- Hydroxyethylcellulose- Propylene Glycol- Aloe Barbadensis Leaf Juice Powder- Triethanolamine- 1-2-Hexanediol- Citric Acid- Glycerin- Sodium Acetate- Citrus Grandis (Grapefruit) Peel Water- Sodium PCA- Isopropyl Alcohol- Pentylene Glycol- Cellulose- Erythritol- Carrageenan- Sodium Acetylated Hyaluronate- Sodium Hyaluronate- It is effective on pregnancy spots, acne spots, sun spots and age spots. Thanks to its UV protective feature, it has protective and preventive properties against the negative effects of the sun on the skin. It helps the skin gain a brighter and more vibrant appearance. 4D Hyaluronic Acid - Hymagic TM-4D: A combination of four types of Sodium Hyaluronate (HA) with different properties, Hymagic-4D- accurately targets different layers of the skin by creating a three-dimensional network for moisturizing and plumping the skin. In this way, it effectively helps the skin gain elasticity by providing multidimensional moisturizing.