What Is Java Burn? Java Burn is a powdered weight loss supplement that’s specifically formulated to work with coffee. According to the creators, the natural ingredients in Java Burn can help boost your metabolism, increase fat burning, and elevate energy levels—all by simply adding the powder to your morning coffee. The best part? It’s designed to be tasteless, so you can enjoy your regular cup of joe without altering its flavor. Unlike many other weight loss supplements that require complicated regimens or meal replacements, Java Burn is simple and easy to incorporate into your daily routine. With 30 individual sachets per box, each packet contains a specific dosage of ingredients that work together to support weight management.