Yes, you can make a reservation at Tattva Spa. They provide convenient options for booking spa appointments. Reservations can typically be made through their official website or by directly contacting the specific Tattva Spa location where you would like to have your treatment. The website may have a dedicated section for online booking, allowing you to select your preferred location, treatment, and time slot. Alternatively, you can reach out to Tattva Spa through their provided contact information to inquire about availability and make a reservation over the phone or via email.