Alginate dressings in the dry form absorb wound fluid to re-gel, and the gels then can supply water to a dry wound, maintaining a physiologically moist microenvironment and minimizing bacterial infection at the wound site.

How does an alginate work?

Most alginates work by forming a gel which floats on top of the stomach contents. The gel acts as a protective barrier, preventing stomach acid from irritating the oesophagus.

What is an alginate in medicine?

What are alginates? An alginate is derived from seaweed. Alginate-based formulations either contain alginate as the principle active agent or combine the alginate with antacid (a type of medicine that is alkaline in nature and works by neutralising excess acid).