
Fish Oil Overview :
There are two types of omega-3 fatty acids, long-chain omega-3 fatty acids and short-chain omega-3 fatty acids. The long chains consist of EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid). These are plentiful in fish and shellfish. Algae often provides only DHA. (WebMD).
Short-chain omega-3 fatty acids are ALA (alpha-linolenic acid). These are found in plants, such as flaxseed (WebMD). According to Dr. Joseph C. Maroon “omega-3’s work to reduce inflammation in the body”, which prevent certain chronic diseases (WebMD).
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Benefits :
Omega-3 helps support brain function and may reduce your risk for Alzheimer’s and Dementia (Chan).
Lower men’s risk for prostate cancer. According to Stuart, “Those eating five or more servings a week (salmon or similar fish) had a 64% lower risk of the disease” (WebMD).
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Help decrease cholesterol and decrease risk for CAD (coronary artery disease).
Side Effects :
High consumption of fish may lead to higher mercury levels which may be toxic. According to Stuart, “The higher on the food chain, the greater the accumulation of toxins. Fish that eat plants are less contaminated than those that eat other fish” (WebMD). Safer sources of fish that contain less mercury include canned light tuna, catfish, Pollock, salmon, especially wild salmon and shrimp. According to Baldauf, supplements are safe, but overdose can lead to risk for bleeding.