The differences are the amount or the concentration of oils that are in the scents. The higher the concentration of oils, the longer your scent will last, and the less you should need to apply. Are all of your products genuine?.
Clarins Fresh Scrub Refreshing Cream Scrub 50ml (New)
Clarins Fresh Scrub cream scrub with natural beads 5ml x 1
Clarins Fresh Scrub cream scrub with natural beads 5ml x 2
Clarins Fresh Scrub 50ml
Clarins Fresh Scrub Exfoliant Cream 50ml