Title: Quince Seed

Additional Names: Gum quince seed; semen cydonia; golden apple seed; cydonia seed

Literature References: Seed of Cydonia oblonga Mill. (C. vulgaris Pers.), Rosaceae. Habit. Southern Asia, Europe; widely cultivated. Constit. Amygdalin, emulsin, about 15% fatty oil, about 20% of a mucilage named cydonin. Brief review of seed and gum uses: BeMiller in Industrial Gums, R. L. Whistler, Ed. (Academic Press, New York, 2nd ed., 1973) pp 339-345.

Use: Gum from the seeds as suspending agent, stabilizer; in hair and cosmetic prepns.