This aqueous-based highly concentrated and multifunctional dark brown viscous liquid active ingredient is derived from olive plant leaves. A natural blend of diphenolic compounds, including oleuropein, it is able to perform functions such as antiaging, anti-irritating, anti-inflammatory, moisturizing, skin elasticizing, antimicrobial, anti-acne and skin lightening. It is COSMOS-validated and effective at low dosage. The typical use level is application dependent and from 0.1 to 0.5%.