About Ostte Ostte is a wellness brand from Korea dedicated to helping modern women manage their health, beauty, and body with ease. Our flagship products—like our signature keto butter coffee, collagen supplements, and detox drinks—are designed to fit seamlessly into busy lifestyles. With a focus on clean ingredients, delicious taste, and real results, Ostte empowers women to feel good, look good, and stay in balance—inside and out. All stay healthy — that’s Ostte.