Who should not use fish oil?

Do not take fish oil supplements if you are allergic or hypersensitive to fish, soybeans, or nut products that contain omega-3 fatty acids. Seek medical help immediately if you experience signs of an allergic reaction such as hives, itching rash, difficulty breathing, or swelling of the face, tongue, or throat.

Do not give fish oil supplements to children under the age of 18. If fish oil is produced improperly, it may contain trace amounts of methylmercury, a chemical that is dangerous to children and pregnant women. If you wish to take fish oil during pregnancy, take care to trace the production of your supplement to make sure it does not contain methylmercury. High doses of fish oil are not recommended during pregnancy because large amounts of fish oil have been associated with bleeding.

Continue Learning about Dietary Supplements

Dietary Supplements

Whether you're visiting the drug store, grocery or natural food shop you'll likely find an aisle where there are jars and bottles of things for you to put in your body that are neither foods nor medicines. Ranging from vitamins an...

d minerals to fiber and herbal remedies, these supplements are not regulated in the same way as either food or medicine. Some of them are backed by solid research, others are folk remedies or proprietary cures. If your diet does not include enough of certain vitamins or minerals, a supplement may be a good idea. Natural treatment for conditions like constipation may be effective. But because these substances are unregulated, it is always a good idea to educate yourself about the products and to use common sense when taking them. This is even more true if you are pregnant or taking a medicine that may be affected by supplements.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.