Disclosed is a fluid personal care composition comprising calcium silicate and a vehicle, wherein the calcium silicate is capable of absorbing a malodorous compound. These fluid personal care compositions that provide effective, long-lasting suppression of the malodors associated with human perspiration. The personal care composition may be in the form of a solid stick deodorants, liquid roll-on deodorants, aerosol, and pump spray deodorants, semi-solid gel deodorants, soap bars, and deodorant lotions and creams