Agar agar.

Agar agar is a gelatin alternative and will be referred to by its name. Gelatin is GELATIN. "Gelatin is a mixture of peptides and proteins produced by partial hydrolysis of collagen extracted from the skin, boiled crushed horn, hoof and bones, connective tissues, organs and some intestines of animals such as domesticated cattle, chicken, pigs, and horses. Food-grade gelatin is produced mainly from two raw materials, beef skin and pig hide."