The field of drug delivery has witnessed significant advancements with the emergence of nanotechnology. Among the innovative nanostructures, liquid Nano crystals have garnered attention as promising carriers for therapeutic agents. Liquid Nano crystals, composed of lipids and surfactants, exhibit unique properties that make them suitable for overcoming challenges associated with conventional drug formulations. This paper aims to provide an overview of the applications and advantages of liquid Nano crystals in drug delivery. By exploring their versatile formulations, enhanced bioavailability, and targeted delivery capabilities, we highlight the potential of liquid Nano crystals to revolutionize drug delivery strategies. Liquid Nano crystals offer versatility in drug formulations, accommodating both hydrophobic and hydrophilic drugs. Their Nano scale size contributes to improved bioavailability, addressing challenges associated with poorly water-soluble drugs. Surface modifications enable targeted drug delivery, enhancing therapeutic efficacy while minimizing side effects. Liquid Nano crystals can be engineered for sustained and controlled release, providing prolonged drug release profiles. Liquid Nano crystals represent a promising avenue in drug delivery, Ongoing research and development in this field continue to explore novel applications and address challenges, fostering the evolution of liquid Nano crystals as a key player in the future of drug delivery systems.