It forms in childhood, but isn't typically detected until adulthood because most children don't eat shellfish, according to MayoClinic. Shellfish include shrimp, crab, oysters, lobster and any other fish that is in a shell. Most symptoms of a shellfish allergy are mild, but they can be severe.
The allergic reaction is related to the proteins found in the flesh of the shellfish, which the immune system overreacts to, causing common allergy symptoms. Fish oil does not contain the proteins from the flesh of the shellfish, but can have traces of tiny molecules of the proteins, according to the Food Allergy Initiative.
Because there is a chance of developing an allergic reaction, you should avoid the use of fish oil supplements. Fish oil supplements are typically used to increase your daily intake of omega-3 fatty acids. So what do omega-3 fatty acids do, and how do you get them without eating fish?
Keep reading to find out. Omega-3 fatty acids are important for your overall health. They assist in brain development and seem to support cognitive functioning and memory. Omega-3 also benefits your overall health and physical development. Research supports a link between increased consumption of omega-3 fatty acids and a lowered risk of heart disease. This may be due to a correlating rise in HDL "good" cholesterol and a dropping in triglyceride levels when you increase levels of omega-3 fatty acids.
In addition to these heart benefits, omega-3s are also believed to reduce risk of cancer and arthritis, as well as help provide relief for inflammation. The catch? Your body can't produce its own omega-3 fatty acids: You have to get them from your diet. For these reasons, the American Heart Association recommends two servings a week of omega-3 fatty acids.
An excellent way to satisfy your body's need for this nutrient is by eating seafood. But if you're allergic to seafood, will fish oils in supplement form give you a reaction?
They're not supposed to, but they can. It's not the fish oil itself that prompts allergic reactions, but fish proteins. 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.
Is it safe to take fish oils if allergic to shellfish? School of Medicine, Family Medicine. Fortunately, those who are allergic to fish have other options to get their omega-3 fatty acids. Several vegetarian options do exist for omega-3 supplements.
These include: flaxseed oil, hemp oil, and algae. However, you should be aware that the human body does not use the omega-3 fatty acids in plant sources as efficiently as those in seafood. Microalgae supplements, like spirulina , are considered the most efficient sources of DHA, which the body can convert to EPA.
If your healthcare provider has recommended omega-3 supplements for any reason, you should mention your fish allergy and ask if she considers vegetarian supplements equivalent for your purposes.
For example, she may recommend a particular type of vegetarian omega-3 supplement, she may want to adjust your recommended dosage, or she might suggest that you adjust your diet to include certain foods that are naturally high in these fatty acids. Three omega-3 supplements that are labeled as free of fish oil include:. Be aware that since omega-3 fatty acids are considered to have so many health benefits, manufacturers are including them in more foods.
In fact, some pretty unlikely food products are being touted as including heart-healthy omega-3 fats. Therefore, whenever you see this claim on a package, read the label closely to ensure that the source of the omega-3's in the food is not fish.
Foods that are often supplemented in this manner include margarine, cereal, and juices. Get one simple hack every day to make your life healthier. Nutrition Committee. Fish consumption, fish oil, omega-3 fatty acids, and cardiovascular disease.
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