What it is: An innovative, light-textured sunscreen serum that provides SPF 50 sun protection against UVA (photo-aging) and UVB (sunburn) rays.Skincare Concerns: Dark Spots, Fine Lines and Wrinkles, and Redness Formulation: Lightweight LiquidHighlighted Ingredients:- Hyaluronic Acid: Provides moisture. - Green Tea Leaf Extract: Protects skin from the damaging effect of free radicals. - Complex of Cassia Extract, Vitamin E, and Beta Glucan: Protects against premature photoaging and support’s the body’s natural regeneration of damaged cell structures.- Homosalate 10%, Avobenzone 3%, Octinoxate 7.5%, and Octisalate 5%: Sun protection. Ingredient Callouts: This product is also cruelty-free, and gluten-free.What Else You Need to Know: An active complex of cassia extract, vitamin E, and beta glucan protects against premature photoaging and supports the body’s natural skin regeneration. The Sun Drop serum is particularly suitable for sensitive skin and the broad-spectrum protecting formula contains a combination of four highly effective, stabilized, non-penetrating sunscreens.As an aesthetic doctor with a background in anti-inflammatory medicine, Dr. Sturm is committed to treating the skin with scientifically-proven ingredients and non-aggressive natural extracts. The three pillars of Dr. Barbara Sturm Molecular Cosmetics—hydration, boosting the skin’s natural barrier function, and reducing the visible signs of irritation—help to promote healthy skin that glows from within over time.Please note that pursant to hawaii law, as of january 1, 2021, we will no longer ship this product to the state of hawaii due to it containing the ingredient oxybenzone, octinoxate, or both.