<prompt> Phrynoderma is deficiency of:-ZincEFASeleniumIodine  <response>: NUTRITIONAL DEFICIENCIES:- Vitamin B2 Zinc Vitamin B6 Vitamin E Chromium Zinc EFA Selenium Increase circumcorneal congestion Acrodermatitis enteropathica Seizures infant Progressive external Opthalmoplegia Glucose Intolerance Liver disease, Growth failure Phyrnoderma toad like skin - Treated by supplementing B-complex vitamin safflower oil. Endemic cardiomyopathy Keshans disease 