That 1000mg EPA pill is this:
Ingredients: Purified fish oils (from anchovies and sardines)
Other Ingredients: Fish, gelatin, glycerin, beeswax, natural caramel color, natural orange flavor, sunflower lecithin, rosemary extract leaf & mixed vitamin E tocopherols & vitamin C (natural flavor protectors), enteric coating.
It can't be good for preservation of the EPA.