Before During & After Pregnancy. Super Triglyceride Form. Doctor Recommended. Healthy Mood & Infant Development. Daily Prenatal DHA provides all the DHA you need for proper infant development of the brain eyes and nervous system as well as mood and nerve support for mothers - throughout all stages of pregnancy and lactation. . Doctor-recommended Nordic Naturals third-party tests every batch of oils for environmental toxins including heavy metals dioxins and PCBs. All fish oils used in Nordic Naturals products surpass the strictest international standards for purity and freshness.