When it comes to fish oil, it is not a question of effectiveness, but absorption. Many companies (not mentioning any :)) provide "oil" that is not absorbed by the human body. Nutridyn provides a highly-absorbable form of omega-3 fatty acids to helo with joint support, cardiovascular function, and immunity!
 
As compared to other products, Nutridyn's Omega Pure line provides superior levels of EPA/DHA through its vetted testing process. Omega Pure plays a myriad of essential roles in the human body:
Support immune & cardiovascular function
Support joint health
Help cell membrane formation
Support/insulation of organs
Support proper hormone signaling
Support energy production
Support healthy skin tissue