Relief Brand products have been verified by a third party lab for quality assurance. You can find links to those results here:

 

Product	Test Results
Pain Relief Serum	Pain Relief Serum Test Results
Anti-Itch Serum	Anti-Itch Serum Test Results
Sunburn Serum	Sunburn Serum Test Results
Bacon Pet Drops	Bacon Pet Drops Test Results
Salmon Pet Drops	Salmon Pet Drops Test Results
Full Spectrum Spearmint Drops	Spearmint Drops Test Results