Agar-Agar, is a substance made from mix of carbohydrates extracted from seaweed, specifically Red Sea algae. It's also known by its Japanese name, Kanten.
Agar-agar is available in several forms: bars, flakes, and powders. Agar has no calories, no sugar, no carbs, and no fat. Agar-agar has no flavor, odor or color.