• LOVAZA® is a prescription Omega-3 drug for lowering triglycerides, while OmegaVia is a dietary supplement. • You need a prescription from your doctor to obtain LOVAZA® from your pharmacy. OmegaVia does not require a prescription. • One softgel of LOVAZA® contains 840 mg Omega-3, while one softgel of OmegaVia contains 1000 mg Omega-3. • One softgel of LOVAZA® costs about $1.40, while one softgel of OmegaVia costs $0.41.