Limca is a lemon and lime flavored carbonated soft drink made primarily in India and certain parts of the U.S. Limca Bitter lemon is fat-free and helps keep you hydrated and thus improves muscle function and digestion. It may also aid in weight loss The bitter flavor of the lemon is thought to increase bile production and flow. Limca's lemony fizz will get you going again! Limca is an exciting cloudy lemon drink combining a sharp fizz and a lemony bite. Limca offers a markedly different sensory experience: It has a knit of synthetic lemon and lime flavoring, less indulgent and more refreshing. The can is a pulsing, mossy green decorated with citrus rinds that look like doilies.