Kaushik was born in a middle-class family from New Delhi. She is the daughter of Dinesh Chandra Kaushik, a former CRPF officer. Before acting, Kaushik was into modeling, hosting events and anchoring during her college days. In 2001 she appeared in auditions in the capital city for Kutumb and moved to Mumbai. After her work in the soap opera, Kutumb, audiences saw Kavita Kaushik in Kahaani Ghar Ghar Kii, portraying the role of Manya Doshi. She then portrayed the character of Naina, the wife of Rahul Wadhwa, in the afternoon daily Kumkum, then a `tapori` girl who comes into the life of trio Nitin, Raghu and Akki after the exit of Ram from this show.[3] In another popular TV series, Remix, she played Pallavi (a lawyer who wants to marry Sumeet Ahuja). She also appeared in a brief role in the serial Tumhari Disha.,[4] and fans got to see her in the popular C.I.D. as Sub Inspector Anushka. In addition to her various television roles, Kaushik has played minor roles in films like Phillum City and Mumbai Cutting. She has even performed to an item song, Shakila Bano, in Apoorva Lakhia's Zanjeer (2013).