Hi My! We did reply directly to your email the same day (Dec 6th) you sent it so please check your junk/spam if you're not seeing that in your inbox. In regards to your question, it depends on your unique and individual animal! Frenchies are by far the top of the list for reactivity, allergies and other health issues due often to poor breeding practices, poor diets, over vaccination, poor gut biome health due to the majority being born by c-section (and all the above), etc, etc. It can take many months, sometimes a year or more of slow improvements, to heal and rebalance and move to homeostasis, especially if their bodies have been born out of homeostasis. Please watch this video where Julie Anne Lee DCH RCSHom, Adored Beast founder and formulator, discusses that... https://www.youtube.com/watch?v=ZIyAb4b-AIA