The USP Verified Mark on an a dietary supplement label indicates that the product:
Contains ingredients listed on the label in the declared strength and amounts
Does not contain harmful levels of specified contaminants, such as heavy metals and pesticides
Will break down and dissolve within a specified amount of time so the dietary ingredients can be released and absorbed by the body
Complies with the FDA Good Manufacturing Practices, using sanitary and well-controlled processes
If it's UPS Verified, you can trust that what's on the label is what's in the bottle.