Waibel, K., et al.

Military Medicine. Vol. 176, October 2011.

The study conducted tested the safety and efficacious of chitosan, derived from shrimp shells, on patients with known shellfish allergies.

19 participants were enrolled; 10 completed the study. 9 reported shrimp allergy history and 5 reported multiple shellfish allergies. No participant had a positive skin prick test (SPT) to chitosan powder or experienced an adverse reaction during bandage challenges. No protein bands were visualized during gel electrophoresis analysis of chitosan powder.

Link to Study