Some cats will [also] be aggravated just by having a collar on and that should defeat the intent.” Elements Satchu claims that pheromones, rosemary, chamomile, and tryptophan are a lot of the prime substances to look for, however other products also contain calming aids like passionflower, colostrum, L-theanine, and jasmine. https://lanefqyhp.idblogz.com/35343959/the-fact-about-cat-stress-reduction-products-that-no-one-is-suggesting