Carlson offers Omega-3"s in easy to swallow soft gelatin capsules. Carlson Super Omega-3 soft gels contain a special concentrate of fish body oils from deep, cold water fish including mackerel and sardines which are especially rich in the important Omega-3"s EPA and DHA.This product is regularly tested (using AOAC international protocols) for freshness, potency and purity by an independent, FDA-registered laboratory and has been determined to be fresh, fully potent and free of detectable levels of mercury, cadmium, lead, PCB"s and 28 other contaminants.