Plant Source from Microalgae Oil. For Eye & Brain. 100 mg DHA. Purity Tested. Plant Source DHA: Neuromins is a premium, microalgae oil source of DHA – an essential fatty acid for proper mental and visual function. When taken during pregnancy and while nursing, it helps support healthy eye and brain development. Purity Tested: This product contains no harmful levels of heavy metals (including mercury) and other impurities. No sugar or artificial flavor.