Omega-3 compositions, dosage forms, and methods of use are disclosed herein. The omega-3 compositions and dosage forms disclosed herein may comprise DHA and EPA at a ratio of about 5:2. The omega-3 compositions and dosage forms disclosed herein may comprise re-esterified triglycerides. Methods of treatment using the compositions and dosage forms are also disclosed.本文揭露ω-3組成物、劑型及使用方法。本文揭露之ω-3組成物和劑型可包括其比為約5:2的DHA和EPA。本文揭露之ω-3組成物和劑型可包括再酯化三酸甘油酯。亦揭露使用該組成物和劑型的治療方法。