Frequently Asked Questions
Omega-3 fatty acids are essential polyunsaturated fats that play important roles in normal heart, brain, and visual function. Common dietary omega-3s include EPA, DHA, and ALA.
EPA and DHA are long-chain omega-3 fatty acids commonly found in fish and marine-based foods and supplements. They are also available in some algae-based omega-3 products.
EPA and DHA are different types of omega-3 fatty acids. Both are important nutrients, but they have different structures and roles in normal body function.
Fish oil supplements are dietary supplements that provide omega-3 fatty acids, commonly including EPA and DHA. They are available in formats such as softgels, capsules, and liquid oils.
Yes—algae-based omega-3 supplements provide a plant-based source of omega-3 fatty acids. Many algae formulas are specifically formulated to provide DHA, while some also provide EPA.
EPA and DHA amounts vary considerably between omega-3 supplements. Compare the EPA and DHA amounts listed in the Supplement Facts panel rather than relying only on the total amount of fish oil or omega-3 oil.