1. How to un-subscribe (Mobile Number)
Reach out us at https://support.thedermaco.com/hc/en-us
2. How to un-subscribe (Email Id)
For Email, go to the bottom of the email, you will see the option-"If you'd like to unsubscribe and stop receiving these emails click here"".
Click on it, you will be unsubscribed from the email list.