in addition to my "psk purse" (as noted in previous posts, but with added small firesteel) I always have the following:

On my body:
-2 feet of cordage made into a necklace, with:
-micro photon
-mini harmonica
-my kids' birthstone
-wedding rings
-extra hair elastic
-watch with light

In my pockets:
-prescription glasses
-house keyring with micro photon, Fox 40, gerber clutch
-car key ring with Fox 40, micro photon
-crkt folder
-AA mag, extra set of batteries
-BIC lighter
-mag block with firesteel and scraper
-sunglasses
-pocket kleenex pack
-AMK ultralight FAK, triangular bandage and thin maxi pad
-emergency poncho
-bandana
-cash, coin and atm card
-pen and pencil
-family picture
-tylenol
-lip balm
-emergency contact card
-there's usually a headlamp with extra batteries, and a lanyard with at least a whistle on it too (leftovers from Scout hikes)
-water bottle