Dear Jaspreet,
Thank you for your inquiry !
the pH of our Green Tea Fresh Toner is pH4.7 ~ pH6.
This range is pH value of most ideal and healthy skin.
therefore, the pH value of our all the Toner and Lotion is pH4.7 ~ pH6. (except "Clear Skin BHA Toner")
I hope you this will be helpful for you. :)
Thank you !