The present invention relates to topical aerosol compositions comprising L-ascorbic acid. The compositions comprise (a) L-ascorbic acid, or a pharmaceutically acceptable salt or ester thereof, (b) water, (c) lower alcohol and (d) an aerosol propellant. In particular embodiments of the invention, the formulations are actuated as an aerosol spray or aerosol foam. The formulations are suitable for minimizing aging of the skin.