To remove your image from another creator's Collection, navigate to your activity in the left hand global menu of the VSCO App.
Tap on the published image you would like to remove.
iOS
Swipe left on the creator who republished your image and then tap on to remove the image from their Collection. Please note that you made need to swipe a few times for the delete option to appear.
Android
Tap on the published image inside the Notification center under the Activity section.
Tap Remove to remove the photo from the creator's Collection.
Once you have removed your image from another creator's Collection, they will not be able to save or publish that image again.