Absorba Gel Odour Neutralising Absorbent Sachets 150s Absorba Gel Discharge solidifying agent. Avoid the embarrassment of leaks, noise & odour. Absorba Gel is a super absorbent powder contained in a sachet. Simply place one or two sachets in a pouch & you will see that as soon as it comes into contact with fluid, the sachet will dissolve & the powder will then start absorbing the fluid, turning loose pouch contents into a manageable gel. Absorba Gel makes the use & disposal of pouches simple & perfectly discreet.