NOW Ultra Omega-3 softgels contain 500 EPA and 250 DHA. This molecularly distilled Ultra Omega-3 supplement comes in enteric coated softgels and supports brain health. The natural fish oil concentrate used in this softgel is manufactured under strict quality control standards. It is tested to be free of potentially harmful levels of contaminants (i.e. mercury heavy metals PCB's dioxins and other contaminants).