What are the disadvantages of alginate?

Alginate has several disadvantages, including its sensitivity to changes in ion concentration, which can affect its gelation properties. It can also be less stable in acidic environments, leading to degradation. Additionally, alginate's mechanical strength can be lower compared to other hydrogels, limiting its applications in load-bearing situations. Finally, the extraction process from seaweed can be variable, affecting the consistency and quality of the material.