NutraSea+D is a balanced omega-3 supplement with the added benefits of 1000 IU of vitamin D. NutraSea+D helps in the maintenance of overall good health, cardiovascular health, helps lower triglycerides in those aged 14 years and older, and supports healthy bones and teeth. Itâs also beneficial in the development of the brain, eyes, and nerves in children up to 12 years of age.