Agar is a gelling polysaccharide extracted from red seaweed.
- Food Industry: Gelling agent in confectionery and desserts (E406).
- Microbiology: Culture media.
- Pharmaceuticals: Excipient.
- Cosmetics: Thickener.
| Appearance | Transparent strips or coarse or fine powder |
| Odor | Odorless |
| Solubility | Insoluble in cold water; soluble in boiling water |