Omega-3 is commonly found in two forms, triglycerides and ethyl. Triglyceride form fish oils are naturally derived from fish that live in the seas. Ethyl Ester fish oils contain chemical compositions. In addition, the absorption of fish oils in the triglyceride form is up to 2 times higher. Ballstad Omega-3 is in the form of triglycerides, which is natural and efficient.