Can I take krill oil supplements if I am allergic to shellfish?

If you have a shellfish allergy, steer clear of krill oil supplements until you speak with your health-care provider. This omega-3 source is made from small, shrimp-like fish, so it's possible you could have an allergic reaction to it.

A shellfish allergy shouldn't prevent you from taking fish oil, but if you're allergic to all seafood, look for vegetarian sources of omega-3s, such as supplements made from algae or flaxseed oil.
Joseph M. Mercola, DO
Family Medicine
If you are allergic to shellfish, have a blood coagulation disorder, or are taking anticoagulants such as Warfarin (Coumadin), it is not recommended to use Krill Oil. A high-quality fish oil would be a recommended replacement. Always consult your health care practitioner before starting a new supplement.

Continue Learning about Seafood Allergy

Seafood Allergy

Seafood Allergy

If you're allergic to fish or shellfish, you must avoid fish and food containing fish products. Some sufferers also experience symptoms if their food came into contact with the same grill where fish was cooked, the same utensils t...

hat handled fish or the same cooking oil that fried their French fries and a batch of shrimp. With a shellfish allergy, lobster, crab, oysters, clams, scallops, abalone, shrimp, sea urchin, crayfish and mussels all are problematic. With a fish allergy, regular fish, as well as foods containing fish such as Worcestershire sauce, Caesar salad and imitation seafood, are off limits.
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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.