No, it is not a chitin inhibitor. It breaks down chitin.
Have you tried excessive amounts of vitamin A, since you are a guy? This is not for women who might get pregnant, but for males it works well. 5,000iu for every 10 kilos you weigh so that is 22lb if you think in pounds. up to a max of 40,000 iu daily for 90 days.
Side effect cure of my protocol for dyshidrosis