Yes! The Dr. Tobias Omega 3 Fish Oil is NSF Certified, according to NSF/ANSI Standard 173 - Dietary Supplements.
You can find us on the NSF-website searching either for "fish oil" or by our company name "DTI".
Link by company, it is important to use the company name "DTI" (and not our brand name Dr Tobias).
http://info.nsf.org/Certified/Dietary/Listings.asp?StandardExt=&TradeName=&CompanyName=DTI&PlantCountry=&ProductType=&search=Search
Link by product "fish oil":
http://info.nsf.org/Certified/Dietary/Listings.asp?StandardExt=&TradeName=fish+oil&CompanyName=&PlantCountry=&ProductType=&search=Search