Please follow the steps below to cancel the order-
1. Go to the "Menu" (Top Left corner 3 Horizontal lines)
2. Go to "My Account".
3. Click on "Your Order".
4. Click on "View Details" (Top Right Corner).
5. Scroll down to the bottom, select reason for cancellation and click on "Cancel Order".
6. The order will stand as cancelled if it has not been shipped yet.
Still if your query remains unresolved, please reach out to our customer support team on chat for LIVE Agent support or raise your query here- https://support.thedermaco.com/hc/en-us